RHSA-2022:0824
Vulnerability from csaf_redhat
Published
2022-03-10 16:37
Modified
2025-03-19 15:59
Summary
Red Hat Security Advisory: firefox security and bug fix update
Notes
Topic
An update for firefox is now available for Red Hat Enterprise Linux 7.
Red Hat Product Security has rated this update as having a security impact of Critical. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.
Details
Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability.
This update upgrades Firefox to version 91.7.0 ESR.
Security Fix(es):
* Mozilla: Use-after-free in XSLT parameter processing (CVE-2022-26485)
* Mozilla: Use-after-free in WebGPU IPC Framework (CVE-2022-26486)
* expat: Malformed 2- and 3-byte UTF-8 sequences can lead to arbitrary code execution (CVE-2022-25235)
* expat: Namespace-separator characters in "xmlns[:prefix]" attribute values can lead to arbitrary code execution (CVE-2022-25236)
* expat: Integer overflow in storeRawNames() (CVE-2022-25315)
* Mozilla: Use-after-free in text reflows (CVE-2022-26381)
* Mozilla: Browser window spoof using fullscreen mode (CVE-2022-26383)
* Mozilla: iframe allow-scripts sandbox bypass (CVE-2022-26384)
* Mozilla: Time-of-check time-of-use bug when verifying add-on signatures (CVE-2022-26387)
* Mozilla: Temporary files downloaded to /tmp and accessible by other local users (CVE-2022-26386)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
Bug Fix(es):
* Firefox 91.3.0-1 Language packs installed at /usr/lib64/firefox/langpacks cannot be used any more (BZ#2030190)
Terms of Use
This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original.
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A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.", title: "Topic", }, { category: "general", text: "Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability.\n\nThis update upgrades Firefox to version 91.7.0 ESR.\n\nSecurity Fix(es):\n\n* Mozilla: Use-after-free in XSLT parameter processing (CVE-2022-26485)\n\n* Mozilla: Use-after-free in WebGPU IPC Framework (CVE-2022-26486)\n\n* expat: Malformed 2- and 3-byte UTF-8 sequences can lead to arbitrary code execution (CVE-2022-25235)\n\n* expat: Namespace-separator characters in \"xmlns[:prefix]\" attribute values can lead to arbitrary code execution (CVE-2022-25236)\n\n* expat: Integer overflow in storeRawNames() (CVE-2022-25315)\n\n* Mozilla: Use-after-free in text reflows (CVE-2022-26381)\n\n* Mozilla: Browser window spoof using fullscreen mode (CVE-2022-26383)\n\n* Mozilla: iframe allow-scripts sandbox bypass (CVE-2022-26384)\n\n* Mozilla: Time-of-check time-of-use bug when verifying add-on signatures (CVE-2022-26387)\n\n* Mozilla: Temporary files downloaded to /tmp and accessible by other local users (CVE-2022-26386)\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.\n\nBug Fix(es):\n\n* Firefox 91.3.0-1 Language packs installed at /usr/lib64/firefox/langpacks cannot be used any more (BZ#2030190)", title: "Details", }, { category: "legal_disclaimer", text: "This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original.", title: "Terms of Use", }, ], publisher: { category: "vendor", contact_details: "https://access.redhat.com/security/team/contact/", issuing_authority: "Red Hat Product Security is responsible for vulnerability handling across all Red Hat products and services.", name: "Red Hat Product Security", namespace: "https://www.redhat.com", }, references: [ { category: "self", summary: "https://access.redhat.com/errata/RHSA-2022:0824", url: "https://access.redhat.com/errata/RHSA-2022:0824", }, { category: "external", summary: "https://access.redhat.com/security/updates/classification/#critical", url: "https://access.redhat.com/security/updates/classification/#critical", }, { category: "external", summary: "2030190", url: "https://bugzilla.redhat.com/show_bug.cgi?id=2030190", }, { category: "external", summary: "2056363", url: "https://bugzilla.redhat.com/show_bug.cgi?id=2056363", }, { category: "external", summary: "2056366", url: "https://bugzilla.redhat.com/show_bug.cgi?id=2056366", }, { category: "external", summary: "2056370", url: "https://bugzilla.redhat.com/show_bug.cgi?id=2056370", }, { category: "external", summary: "2061735", url: "https://bugzilla.redhat.com/show_bug.cgi?id=2061735", }, { category: "external", summary: "2061736", url: "https://bugzilla.redhat.com/show_bug.cgi?id=2061736", }, { category: "external", summary: "2062220", url: "https://bugzilla.redhat.com/show_bug.cgi?id=2062220", }, { category: "external", summary: "2062221", url: "https://bugzilla.redhat.com/show_bug.cgi?id=2062221", }, { category: "external", summary: "2062222", url: "https://bugzilla.redhat.com/show_bug.cgi?id=2062222", }, { category: "external", summary: "2062223", url: "https://bugzilla.redhat.com/show_bug.cgi?id=2062223", }, { category: "external", summary: "2062224", url: 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Linux Workstation Optional (v. 7)", product_id: "7Workstation-optional-7.9.Z:firefox-debuginfo-0:91.7.0-3.el7_9.x86_64", }, product_reference: "firefox-debuginfo-0:91.7.0-3.el7_9.x86_64", relates_to_product_reference: "7Workstation-optional-7.9.Z", }, ], }, vulnerabilities: [ { cve: "CVE-2022-25235", cwe: { id: "CWE-838", name: "Inappropriate Encoding for Output Context", }, discovery_date: "2022-02-21T00:00:00+00:00", ids: [ { system_name: "Red Hat Bugzilla ID", text: "2056366", }, ], notes: [ { category: "description", text: "A flaw was found in expat. Passing malformed 2- and 3-byte UTF-8 sequences (for example, from start tag names) to the XML processing application on top of expat can lead to arbitrary code execution. This issue is dependent on how invalid UTF-8 is handled inside the XML processor.", title: "Vulnerability description", }, { category: "summary", text: "expat: Malformed 2- and 3-byte UTF-8 sequences can lead to arbitrary code execution", title: "Vulnerability summary", }, { category: "other", text: "This flaw affects applications that leverage expat to parse untrusted XML files. Applications that only parse trusted XML files or do not process XML files at all are not affected by this flaw.", title: "Statement", }, { category: "general", text: "The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.", title: "CVSS score applicability", }, ], product_status: { fixed: [ "7Client-7.9.Z:firefox-0:91.7.0-3.el7_9.i686", "7Client-7.9.Z:firefox-0:91.7.0-3.el7_9.ppc64", "7Client-7.9.Z:firefox-0:91.7.0-3.el7_9.ppc64le", "7Client-7.9.Z:firefox-0:91.7.0-3.el7_9.s390x", "7Client-7.9.Z:firefox-0:91.7.0-3.el7_9.src", "7Client-7.9.Z:firefox-0:91.7.0-3.el7_9.x86_64", "7Client-7.9.Z:firefox-debuginfo-0:91.7.0-3.el7_9.ppc64", "7Client-7.9.Z:firefox-debuginfo-0:91.7.0-3.el7_9.ppc64le", "7Client-7.9.Z:firefox-debuginfo-0:91.7.0-3.el7_9.s390x", "7Client-7.9.Z:firefox-debuginfo-0:91.7.0-3.el7_9.x86_64", 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discovery_date: "2022-02-21T00:00:00+00:00", ids: [ { system_name: "Red Hat Bugzilla ID", text: "2056370", }, ], notes: [ { category: "description", text: "A flaw was found in expat. Passing one or more namespace separator characters in the \"xmlns[:prefix]\" attribute values made expat send malformed tag names to the XML processor on top of expat. This issue causes arbitrary code execution depending on how unexpected cases are handled inside the XML processor.", title: "Vulnerability description", }, { category: "summary", text: "expat: Namespace-separator characters in \"xmlns[:prefix]\" attribute values can lead to arbitrary code execution", title: "Vulnerability summary", }, { category: "other", text: "This flaw affects applications that leverage expat to parse untrusted XML files. Applications that only parse trusted XML files or do not process XML files at all are not affected by this flaw.\n\nThe xmlrpc-c component as shipped with Red Hat Enterprise Linux 8 is not affected by this issue as the issue could not be reproduced in this version.", title: "Statement", }, { category: "general", text: "The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.", title: "CVSS score applicability", }, ], product_status: { fixed: [ "7Client-7.9.Z:firefox-0:91.7.0-3.el7_9.i686", "7Client-7.9.Z:firefox-0:91.7.0-3.el7_9.ppc64", "7Client-7.9.Z:firefox-0:91.7.0-3.el7_9.ppc64le", "7Client-7.9.Z:firefox-0:91.7.0-3.el7_9.s390x", "7Client-7.9.Z:firefox-0:91.7.0-3.el7_9.src", "7Client-7.9.Z:firefox-0:91.7.0-3.el7_9.x86_64", "7Client-7.9.Z:firefox-debuginfo-0:91.7.0-3.el7_9.ppc64", "7Client-7.9.Z:firefox-debuginfo-0:91.7.0-3.el7_9.ppc64le", 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}, discovery_date: "2022-02-21T00:00:00+00:00", ids: [ { system_name: "Red Hat Bugzilla ID", text: "2056363", }, ], notes: [ { category: "description", text: "An integer overflow was found in expat. The issue occurs in storeRawNames() by abusing the m_buffer expansion logic to allow allocations very close to INT_MAX and out-of-bounds heap writes. This flaw can cause a denial of service or potentially arbitrary code execution.", title: "Vulnerability description", }, { category: "summary", text: "expat: Integer overflow in storeRawNames()", title: "Vulnerability summary", }, { category: "other", text: "This flaw affects applications that leverage expat to parse untrusted XML files. Applications that only parse trusted XML files or do not process XML files at all are not affected by this flaw.", title: "Statement", }, { category: "general", text: "The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.", title: "CVSS score applicability", }, ], product_status: { fixed: [ "7Client-7.9.Z:firefox-0:91.7.0-3.el7_9.i686", "7Client-7.9.Z:firefox-0:91.7.0-3.el7_9.ppc64", "7Client-7.9.Z:firefox-0:91.7.0-3.el7_9.ppc64le", "7Client-7.9.Z:firefox-0:91.7.0-3.el7_9.s390x", "7Client-7.9.Z:firefox-0:91.7.0-3.el7_9.src", "7Client-7.9.Z:firefox-0:91.7.0-3.el7_9.x86_64", "7Client-7.9.Z:firefox-debuginfo-0:91.7.0-3.el7_9.ppc64", "7Client-7.9.Z:firefox-debuginfo-0:91.7.0-3.el7_9.ppc64le", "7Client-7.9.Z:firefox-debuginfo-0:91.7.0-3.el7_9.s390x", "7Client-7.9.Z:firefox-debuginfo-0:91.7.0-3.el7_9.x86_64", 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Hat Bugzilla ID", text: "2062223", }, ], notes: [ { category: "description", text: "The Mozilla Foundation Security Advisory describes this flaw as:\r\n\r\nAn attacker could have caused a use-after-free issue by forcing a text reflow in an SVG object, leading to a potentially exploitable crash.", title: "Vulnerability description", }, { category: "summary", text: "Mozilla: Use-after-free in text reflows", title: "Vulnerability summary", }, { category: "other", text: "Red Hat Product Security rates the severity of this flaw as determined by the Mozilla Foundation Security Advisory.", title: "Statement", }, { category: "general", text: "The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.", title: "CVSS score applicability", }, ], product_status: { fixed: [ "7Client-7.9.Z:firefox-0:91.7.0-3.el7_9.i686", 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The Mozilla Foundation Security Advisory describes this flaw as: Removing an XSLT parameter during processing could have led to an exploitable use-after-free issue. There were reports of attacks in the wild abusing this flaw.", title: "Vulnerability description", }, { category: "summary", text: "Mozilla: Use-after-free in XSLT parameter processing", title: "Vulnerability summary", }, { category: "general", text: "The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.", title: "CVSS score applicability", }, ], product_status: { fixed: [ "7Client-7.9.Z:firefox-0:91.7.0-3.el7_9.i686", "7Client-7.9.Z:firefox-0:91.7.0-3.el7_9.ppc64", "7Client-7.9.Z:firefox-0:91.7.0-3.el7_9.ppc64le", "7Client-7.9.Z:firefox-0:91.7.0-3.el7_9.s390x", "7Client-7.9.Z:firefox-0:91.7.0-3.el7_9.src", "7Client-7.9.Z:firefox-0:91.7.0-3.el7_9.x86_64", "7Client-7.9.Z:firefox-debuginfo-0:91.7.0-3.el7_9.ppc64", "7Client-7.9.Z:firefox-debuginfo-0:91.7.0-3.el7_9.ppc64le", "7Client-7.9.Z:firefox-debuginfo-0:91.7.0-3.el7_9.s390x", 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"2022-03-07T00:00:00+00:00", details: "CISA: https://www.cisa.gov/known-exploited-vulnerabilities-catalog", }, { category: "impact", details: "Critical", }, ], title: "Mozilla: Use-after-free in XSLT parameter processing", }, { acknowledgments: [ { names: [ "the Mozilla project", ], }, { names: [ "Wang Gang, Liu Jialei, Du Sihang, Huang Yi & Yang Kang of 360 ATA", ], summary: "Acknowledged by upstream.", }, ], cve: "CVE-2022-26486", cwe: { id: "CWE-416", name: "Use After Free", }, discovery_date: "2022-03-08T00:00:00+00:00", ids: [ { system_name: "Red Hat Bugzilla ID", text: "2061735", }, ], notes: [ { category: "description", text: "An unexpected message in the WebGPU IPC framework could lead to an exploitable sandbox escape and a use-after-free issue. 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category: "exploit_status", date: "2022-03-07T00:00:00+00:00", details: "CISA: https://www.cisa.gov/known-exploited-vulnerabilities-catalog", }, { category: "impact", details: "Critical", }, ], title: "Mozilla: Use-after-free in WebGPU IPC Framework", }, ], }
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.