cve-2023-2640
Vulnerability from cvelistv5
Published
2023-07-26 01:59
Modified
2024-10-23 14:59
Severity ?
7.8 (High) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Summary
On Ubuntu kernels carrying both c914c0e27eb0 and "UBUNTU: SAUCE: overlayfs: Skip permission checking for trusted.overlayfs.* xattrs", an unprivileged user may set privileged extended attributes on the mounted files, leading them to be set on the upper files without the appropriate security checks.
References
security@ubuntu.comhttps://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-2640Third Party Advisory
security@ubuntu.comhttps://lists.ubuntu.com/archives/kernel-team/2023-July/140923.htmlMailing List, Patch
security@ubuntu.comhttps://ubuntu.com/security/notices/USN-6250-1Vendor Advisory
security@ubuntu.comhttps://wiz.io/blog/ubuntu-overlayfs-vulnerabilityExploit, Mitigation, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-2640Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://lists.ubuntu.com/archives/kernel-team/2023-July/140923.htmlMailing List, Patch
af854a3a-2127-422b-91ae-364da2661108https://ubuntu.com/security/notices/USN-6250-1Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://wiz.io/blog/ubuntu-overlayfs-vulnerabilityExploit, Mitigation, Third Party Advisory
Impacted products
Vendor Product Version
Canonical Ubuntu Kernel Create a notification for this product.
Show details on NVD website

To clipboard 

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