Use After Free Affecting kernel-livepatch-5_3_18-24_67-default package, versions <13-150200.2.1
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Test your applications- Snyk ID SNYK-SLES152-KERNELLIVEPATCH53182467DEFAULT-3265073
- published 26 Apr 2022
- disclosed 25 Apr 2022
Introduced: 25 Apr 2022
CVE-2022-1011 Open this link in a new tabHow to fix?
Upgrade SLES:15.2 kernel-livepatch-5_3_18-24_67-default to version 13-150200.2.1 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kernel-livepatch-5_3_18-24_67-default package and not the kernel-livepatch-5_3_18-24_67-default package as distributed by SLES.
See How to fix? for SLES:15.2 relevant fixed versions and status.
A use-after-free flaw was found in the Linux kernel’s FUSE filesystem in the way a user triggers write(). This flaw allows a local user to gain unauthorized access to data from the FUSE filesystem, resulting in privilege escalation.
References
- https://www.suse.com/security/cve/CVE-2022-1011.html
- https://bugzilla.suse.com/1197343
- https://bugzilla.suse.com/1197344
- https://bugzilla.suse.com/1198687
- https://bugzilla.suse.com/1204132
- https://bugzilla.suse.com/1212322
- https://git.kernel.org/pub/scm/linux/kernel/git/mszeredi/fuse.git/commit/?h=for-next
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/BG4J46EMFPDD5QHYXDUI3PJCZQ7HQAZR/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/C5AUUDGSDLGYU7SZSK4PFAN22NISQZBT/
- http://packetstormsecurity.com/files/166772/Linux-FUSE-Use-After-Free.html
- https://security.netapp.com/advisory/ntap-20220425-0002/
- https://bugzilla.redhat.com/show_bug.cgi?id=2064855
- https://lists.debian.org/debian-lts-announce/2022/07/msg00000.html
- https://www.debian.org/security/2022/dsa-5173
- https://www.oracle.com/security-alerts/cpujul2022.html