usn-5800-1
Vulnerability from osv_ubuntu
Published
2023-01-12 17:12
Modified
2026-06-29 10:52
Summary
heimdal vulnerabilities
Details
It was discovered that Heimdal incorrectly handled certain SPNEGO tokens. A remote attacker could possibly use this issue to cause a denial of service. (CVE-2021-44758)
Evgeny Legerov discovered that Heimdal incorrectly handled memory when performing certain DES decryption operations. A remote attacker could use this issue to cause a denial of service, or possibly execute arbitrary code. (CVE-2022-3437)
Greg Hudson discovered that Kerberos PAC implementation used in Heimdal incorrectly handled certain parsing operations. A remote attacker could use this issue to cause a denial of service, or possibly execute arbitrary code. (CVE-2022-42898)
It was discovered that Heimdal's KDC did not properly handle certain error conditions. A remote attacker could use this issue to cause a denial of service, or possibly execute arbitrary code. (CVE-2022-44640)
References
{
"affected": [
{
"database_specific": {
"cves_map": {
"cves": [
{
"id": "CVE-2021-44758",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"type": "CVSS_V3"
},
{
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
]
},
{
"id": "CVE-2022-3437",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L",
"type": "CVSS_V3"
},
{
"score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
]
},
{
"id": "CVE-2022-42898",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
"type": "CVSS_V3"
},
{
"score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
]
},
{
"id": "CVE-2022-44640",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
"type": "CVSS_V3"
},
{
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
]
}
],
"ecosystem": "Ubuntu:Pro:14.04:LTS"
}
},
"ecosystem_specific": {
"availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
"binaries": [
{
"binary_name": "heimdal-clients",
"binary_version": "1.6~git20131207+dfsg-1ubuntu1.2+esm3"
},
{
"binary_name": "heimdal-clients-x",
"binary_version": "1.6~git20131207+dfsg-1ubuntu1.2+esm3"
},
{
"binary_name": "heimdal-docs",
"binary_version": "1.6~git20131207+dfsg-1ubuntu1.2+esm3"
},
{
"binary_name": "heimdal-kcm",
"binary_version": "1.6~git20131207+dfsg-1ubuntu1.2+esm3"
},
{
"binary_name": "heimdal-kdc",
"binary_version": "1.6~git20131207+dfsg-1ubuntu1.2+esm3"
},
{
"binary_name": "heimdal-multidev",
"binary_version": "1.6~git20131207+dfsg-1ubuntu1.2+esm3"
},
{
"binary_name": "heimdal-servers",
"binary_version": "1.6~git20131207+dfsg-1ubuntu1.2+esm3"
},
{
"binary_name": "heimdal-servers-x",
"binary_version": "1.6~git20131207+dfsg-1ubuntu1.2+esm3"
},
{
"binary_name": "libasn1-8-heimdal",
"binary_version": "1.6~git20131207+dfsg-1ubuntu1.2+esm3"
},
{
"binary_name": "libgssapi3-heimdal",
"binary_version": "1.6~git20131207+dfsg-1ubuntu1.2+esm3"
},
{
"binary_name": "libhcrypto4-heimdal",
"binary_version": "1.6~git20131207+dfsg-1ubuntu1.2+esm3"
},
{
"binary_name": "libhdb9-heimdal",
"binary_version": "1.6~git20131207+dfsg-1ubuntu1.2+esm3"
},
{
"binary_name": "libheimbase1-heimdal",
"binary_version": "1.6~git20131207+dfsg-1ubuntu1.2+esm3"
},
{
"binary_name": "libheimntlm0-heimdal",
"binary_version": "1.6~git20131207+dfsg-1ubuntu1.2+esm3"
},
{
"binary_name": "libhx509-5-heimdal",
"binary_version": "1.6~git20131207+dfsg-1ubuntu1.2+esm3"
},
{
"binary_name": "libkadm5clnt7-heimdal",
"binary_version": "1.6~git20131207+dfsg-1ubuntu1.2+esm3"
},
{
"binary_name": "libkadm5srv8-heimdal",
"binary_version": "1.6~git20131207+dfsg-1ubuntu1.2+esm3"
},
{
"binary_name": "libkafs0-heimdal",
"binary_version": "1.6~git20131207+dfsg-1ubuntu1.2+esm3"
},
{
"binary_name": "libkdc2-heimdal",
"binary_version": "1.6~git20131207+dfsg-1ubuntu1.2+esm3"
},
{
"binary_name": "libkrb5-26-heimdal",
"binary_version": "1.6~git20131207+dfsg-1ubuntu1.2+esm3"
},
{
"binary_name": "libotp0-heimdal",
"binary_version": "1.6~git20131207+dfsg-1ubuntu1.2+esm3"
},
{
"binary_name": "libroken18-heimdal",
"binary_version": "1.6~git20131207+dfsg-1ubuntu1.2+esm3"
},
{
"binary_name": "libsl0-heimdal",
"binary_version": "1.6~git20131207+dfsg-1ubuntu1.2+esm3"
},
{
"binary_name": "libwind0-heimdal",
"binary_version": "1.6~git20131207+dfsg-1ubuntu1.2+esm3"
}
]
},
"package": {
"ecosystem": "Ubuntu:Pro:14.04:LTS",
"name": "heimdal",
"purl": "pkg:deb/ubuntu/heimdal@1.6~git20131207+dfsg-1ubuntu1.2+esm3?arch=source\u0026distro=trusty/esm"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "1.6~git20131207+dfsg-1ubuntu1.2+esm3"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"1.6~git20120403+dfsg1-3ubuntu0.1",
"1.6~git20120403+dfsg1-3ubuntu0.2",
"1.6~git20131207+dfsg-1ubuntu1",
"1.6~git20131207+dfsg-1ubuntu1.1",
"1.6~git20131207+dfsg-1ubuntu1.2",
"1.6~git20131207+dfsg-1ubuntu1.2+esm1",
"1.6~git20131207+dfsg-1ubuntu1.2+esm2"
]
},
{
"database_specific": {
"cves_map": {
"cves": [
{
"id": "CVE-2021-44758",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"type": "CVSS_V3"
},
{
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"type": "CVSS_V3"
},
{
"score": "medium",
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}
]
},
{
"id": "CVE-2022-3437",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L",
"type": "CVSS_V3"
},
{
"score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
]
},
{
"id": "CVE-2022-42898",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
"type": "CVSS_V3"
},
{
"score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
]
},
{
"id": "CVE-2022-44640",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
"type": "CVSS_V3"
},
{
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
]
}
],
"ecosystem": "Ubuntu:Pro:16.04:LTS"
}
},
"ecosystem_specific": {
"availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
"binaries": [
{
"binary_name": "heimdal-clients",
"binary_version": "1.7~git20150920+dfsg-4ubuntu1.16.04.1+esm3"
},
{
"binary_name": "heimdal-docs",
"binary_version": "1.7~git20150920+dfsg-4ubuntu1.16.04.1+esm3"
},
{
"binary_name": "heimdal-kcm",
"binary_version": "1.7~git20150920+dfsg-4ubuntu1.16.04.1+esm3"
},
{
"binary_name": "heimdal-kdc",
"binary_version": "1.7~git20150920+dfsg-4ubuntu1.16.04.1+esm3"
},
{
"binary_name": "heimdal-multidev",
"binary_version": "1.7~git20150920+dfsg-4ubuntu1.16.04.1+esm3"
},
{
"binary_name": "heimdal-servers",
"binary_version": "1.7~git20150920+dfsg-4ubuntu1.16.04.1+esm3"
},
{
"binary_name": "libasn1-8-heimdal",
"binary_version": "1.7~git20150920+dfsg-4ubuntu1.16.04.1+esm3"
},
{
"binary_name": "libgssapi3-heimdal",
"binary_version": "1.7~git20150920+dfsg-4ubuntu1.16.04.1+esm3"
},
{
"binary_name": "libhcrypto4-heimdal",
"binary_version": "1.7~git20150920+dfsg-4ubuntu1.16.04.1+esm3"
},
{
"binary_name": "libhdb9-heimdal",
"binary_version": "1.7~git20150920+dfsg-4ubuntu1.16.04.1+esm3"
},
{
"binary_name": "libheimbase1-heimdal",
"binary_version": "1.7~git20150920+dfsg-4ubuntu1.16.04.1+esm3"
},
{
"binary_name": "libheimntlm0-heimdal",
"binary_version": "1.7~git20150920+dfsg-4ubuntu1.16.04.1+esm3"
},
{
"binary_name": "libhx509-5-heimdal",
"binary_version": "1.7~git20150920+dfsg-4ubuntu1.16.04.1+esm3"
},
{
"binary_name": "libkadm5clnt7-heimdal",
"binary_version": "1.7~git20150920+dfsg-4ubuntu1.16.04.1+esm3"
},
{
"binary_name": "libkadm5srv8-heimdal",
"binary_version": "1.7~git20150920+dfsg-4ubuntu1.16.04.1+esm3"
},
{
"binary_name": "libkafs0-heimdal",
"binary_version": "1.7~git20150920+dfsg-4ubuntu1.16.04.1+esm3"
},
{
"binary_name": "libkdc2-heimdal",
"binary_version": "1.7~git20150920+dfsg-4ubuntu1.16.04.1+esm3"
},
{
"binary_name": "libkrb5-26-heimdal",
"binary_version": "1.7~git20150920+dfsg-4ubuntu1.16.04.1+esm3"
},
{
"binary_name": "libotp0-heimdal",
"binary_version": "1.7~git20150920+dfsg-4ubuntu1.16.04.1+esm3"
},
{
"binary_name": "libroken18-heimdal",
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},
{
"binary_name": "libsl0-heimdal",
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},
{
"binary_name": "libwind0-heimdal",
"binary_version": "1.7~git20150920+dfsg-4ubuntu1.16.04.1+esm3"
}
]
},
"package": {
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"name": "heimdal",
"purl": "pkg:deb/ubuntu/heimdal@1.7~git20150920+dfsg-4ubuntu1.16.04.1+esm3?arch=source\u0026distro=esm-infra/xenial"
},
"ranges": [
{
"events": [
{
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},
{
"fixed": "1.7~git20150920+dfsg-4ubuntu1.16.04.1+esm3"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"1.6~rc2+dfsg-10ubuntu1",
"1.7~git20150920+dfsg-4ubuntu1",
"1.7~git20150920+dfsg-4ubuntu1.16.04.1",
"1.7~git20150920+dfsg-4ubuntu1.16.04.1+esm1",
"1.7~git20150920+dfsg-4ubuntu1.16.04.1+esm2"
]
},
{
"database_specific": {
"cves_map": {
"cves": [
{
"id": "CVE-2021-44758",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"type": "CVSS_V3"
},
{
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
]
},
{
"id": "CVE-2022-3437",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L",
"type": "CVSS_V3"
},
{
"score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
]
},
{
"id": "CVE-2022-42898",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
"type": "CVSS_V3"
},
{
"score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
]
},
{
"id": "CVE-2022-44640",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
"type": "CVSS_V3"
},
{
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
]
}
],
"ecosystem": "Ubuntu:18.04:LTS"
}
},
"ecosystem_specific": {
"availability": "No subscription required",
"binaries": [
{
"binary_name": "heimdal-clients",
"binary_version": "7.5.0+dfsg-1ubuntu0.3"
},
{
"binary_name": "heimdal-docs",
"binary_version": "7.5.0+dfsg-1ubuntu0.3"
},
{
"binary_name": "heimdal-kcm",
"binary_version": "7.5.0+dfsg-1ubuntu0.3"
},
{
"binary_name": "heimdal-kdc",
"binary_version": "7.5.0+dfsg-1ubuntu0.3"
},
{
"binary_name": "heimdal-multidev",
"binary_version": "7.5.0+dfsg-1ubuntu0.3"
},
{
"binary_name": "heimdal-servers",
"binary_version": "7.5.0+dfsg-1ubuntu0.3"
},
{
"binary_name": "libasn1-8-heimdal",
"binary_version": "7.5.0+dfsg-1ubuntu0.3"
},
{
"binary_name": "libgssapi3-heimdal",
"binary_version": "7.5.0+dfsg-1ubuntu0.3"
},
{
"binary_name": "libhcrypto4-heimdal",
"binary_version": "7.5.0+dfsg-1ubuntu0.3"
},
{
"binary_name": "libhdb9-heimdal",
"binary_version": "7.5.0+dfsg-1ubuntu0.3"
},
{
"binary_name": "libheimbase1-heimdal",
"binary_version": "7.5.0+dfsg-1ubuntu0.3"
},
{
"binary_name": "libheimntlm0-heimdal",
"binary_version": "7.5.0+dfsg-1ubuntu0.3"
},
{
"binary_name": "libhx509-5-heimdal",
"binary_version": "7.5.0+dfsg-1ubuntu0.3"
},
{
"binary_name": "libkadm5clnt7-heimdal",
"binary_version": "7.5.0+dfsg-1ubuntu0.3"
},
{
"binary_name": "libkadm5srv8-heimdal",
"binary_version": "7.5.0+dfsg-1ubuntu0.3"
},
{
"binary_name": "libkafs0-heimdal",
"binary_version": "7.5.0+dfsg-1ubuntu0.3"
},
{
"binary_name": "libkdc2-heimdal",
"binary_version": "7.5.0+dfsg-1ubuntu0.3"
},
{
"binary_name": "libkrb5-26-heimdal",
"binary_version": "7.5.0+dfsg-1ubuntu0.3"
},
{
"binary_name": "libotp0-heimdal",
"binary_version": "7.5.0+dfsg-1ubuntu0.3"
},
{
"binary_name": "libroken18-heimdal",
"binary_version": "7.5.0+dfsg-1ubuntu0.3"
},
{
"binary_name": "libsl0-heimdal",
"binary_version": "7.5.0+dfsg-1ubuntu0.3"
},
{
"binary_name": "libwind0-heimdal",
"binary_version": "7.5.0+dfsg-1ubuntu0.3"
}
]
},
"package": {
"ecosystem": "Ubuntu:18.04:LTS",
"name": "heimdal",
"purl": "pkg:deb/ubuntu/heimdal@7.5.0+dfsg-1ubuntu0.3?arch=source\u0026distro=bionic"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
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}
],
"type": "ECOSYSTEM"
}
],
"versions": [
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"7.5.0+dfsg-1",
"7.5.0+dfsg-1ubuntu0.1",
"7.5.0+dfsg-1ubuntu0.2"
]
},
{
"database_specific": {
"cves_map": {
"cves": [
{
"id": "CVE-2021-44758",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"type": "CVSS_V3"
},
{
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
]
},
{
"id": "CVE-2022-3437",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L",
"type": "CVSS_V3"
},
{
"score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
]
},
{
"id": "CVE-2022-42898",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
"type": "CVSS_V3"
},
{
"score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
]
},
{
"id": "CVE-2022-44640",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
"type": "CVSS_V3"
},
{
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
]
}
],
"ecosystem": "Ubuntu:20.04:LTS"
}
},
"ecosystem_specific": {
"availability": "No subscription required",
"binaries": [
{
"binary_name": "heimdal-clients",
"binary_version": "7.7.0+dfsg-1ubuntu1.3"
},
{
"binary_name": "heimdal-docs",
"binary_version": "7.7.0+dfsg-1ubuntu1.3"
},
{
"binary_name": "heimdal-kcm",
"binary_version": "7.7.0+dfsg-1ubuntu1.3"
},
{
"binary_name": "heimdal-kdc",
"binary_version": "7.7.0+dfsg-1ubuntu1.3"
},
{
"binary_name": "heimdal-multidev",
"binary_version": "7.7.0+dfsg-1ubuntu1.3"
},
{
"binary_name": "heimdal-servers",
"binary_version": "7.7.0+dfsg-1ubuntu1.3"
},
{
"binary_name": "libasn1-8-heimdal",
"binary_version": "7.7.0+dfsg-1ubuntu1.3"
},
{
"binary_name": "libgssapi3-heimdal",
"binary_version": "7.7.0+dfsg-1ubuntu1.3"
},
{
"binary_name": "libhcrypto4-heimdal",
"binary_version": "7.7.0+dfsg-1ubuntu1.3"
},
{
"binary_name": "libhdb9-heimdal",
"binary_version": "7.7.0+dfsg-1ubuntu1.3"
},
{
"binary_name": "libheimbase1-heimdal",
"binary_version": "7.7.0+dfsg-1ubuntu1.3"
},
{
"binary_name": "libheimntlm0-heimdal",
"binary_version": "7.7.0+dfsg-1ubuntu1.3"
},
{
"binary_name": "libhx509-5-heimdal",
"binary_version": "7.7.0+dfsg-1ubuntu1.3"
},
{
"binary_name": "libkadm5clnt7-heimdal",
"binary_version": "7.7.0+dfsg-1ubuntu1.3"
},
{
"binary_name": "libkadm5srv8-heimdal",
"binary_version": "7.7.0+dfsg-1ubuntu1.3"
},
{
"binary_name": "libkafs0-heimdal",
"binary_version": "7.7.0+dfsg-1ubuntu1.3"
},
{
"binary_name": "libkdc2-heimdal",
"binary_version": "7.7.0+dfsg-1ubuntu1.3"
},
{
"binary_name": "libkrb5-26-heimdal",
"binary_version": "7.7.0+dfsg-1ubuntu1.3"
},
{
"binary_name": "libotp0-heimdal",
"binary_version": "7.7.0+dfsg-1ubuntu1.3"
},
{
"binary_name": "libroken18-heimdal",
"binary_version": "7.7.0+dfsg-1ubuntu1.3"
},
{
"binary_name": "libsl0-heimdal",
"binary_version": "7.7.0+dfsg-1ubuntu1.3"
},
{
"binary_name": "libwind0-heimdal",
"binary_version": "7.7.0+dfsg-1ubuntu1.3"
}
]
},
"package": {
"ecosystem": "Ubuntu:20.04:LTS",
"name": "heimdal",
"purl": "pkg:deb/ubuntu/heimdal@7.7.0+dfsg-1ubuntu1.3?arch=source\u0026distro=focal"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "7.7.0+dfsg-1ubuntu1.3"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"7.5.0+dfsg-3build1",
"7.7.0+dfsg-1",
"7.7.0+dfsg-1ubuntu1",
"7.7.0+dfsg-1ubuntu1.1",
"7.7.0+dfsg-1ubuntu1.2"
]
}
],
"aliases": [],
"details": "It was discovered that Heimdal incorrectly handled certain SPNEGO tokens. A\nremote attacker could possibly use this issue to cause a denial of service.\n(CVE-2021-44758)\n\nEvgeny Legerov discovered that Heimdal incorrectly handled memory when\nperforming certain DES decryption operations. A remote attacker could use\nthis issue to cause a denial of service, or possibly execute arbitrary\ncode. (CVE-2022-3437)\n\nGreg Hudson discovered that Kerberos PAC implementation used in Heimdal\nincorrectly handled certain parsing operations. A remote attacker could use\nthis issue to cause a denial of service, or possibly execute arbitrary\ncode. (CVE-2022-42898)\n\nIt was discovered that Heimdal\u0027s KDC did not properly handle certain error\nconditions. A remote attacker could use this issue to cause a denial of\nservice, or possibly execute arbitrary code. (CVE-2022-44640)\n",
"id": "USN-5800-1",
"modified": "2026-06-29T10:52:59Z",
"published": "2023-01-12T17:12:53Z",
"references": [
{
"type": "ADVISORY",
"url": "https://ubuntu.com/security/notices/USN-5800-1"
},
{
"type": "REPORT",
"url": "https://ubuntu.com/security/CVE-2021-44758"
},
{
"type": "REPORT",
"url": "https://ubuntu.com/security/CVE-2022-3437"
},
{
"type": "REPORT",
"url": "https://ubuntu.com/security/CVE-2022-42898"
},
{
"type": "REPORT",
"url": "https://ubuntu.com/security/CVE-2022-44640"
}
],
"related": [],
"schema_version": "1.7.0",
"summary": "heimdal vulnerabilities",
"upstream": [
"UBUNTU-CVE-2021-44758",
"UBUNTU-CVE-2022-3437",
"UBUNTU-CVE-2022-42898",
"UBUNTU-CVE-2022-44640"
]
}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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