Use After Free Affecting kernel-debug-modules package, versions <0:5.14.0-70.22.1.0.1.el9_0
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Test your applications- Snyk ID SNYK-ORACLE9-KERNELDEBUGMODULES-2979787
- published 11 May 2022
- disclosed 29 Mar 2022
Introduced: 29 Mar 2022
CVE-2022-1055 Open this link in a new tabHow to fix?
Upgrade Oracle:9
kernel-debug-modules
to version 0:5.14.0-70.22.1.0.1.el9_0 or higher.
This issue was patched in ELSA-2022-6003
.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kernel-debug-modules
package and not the kernel-debug-modules
package as distributed by Oracle
.
See How to fix?
for Oracle:9
relevant fixed versions and status.
A use-after-free exists in the Linux Kernel in tc_new_tfilter that could allow a local attacker to gain privilege escalation. The exploit requires unprivileged user namespaces. We recommend upgrading past commit 04c2a47ffb13c29778e2a14e414ad4cb5a5db4b5
References
- https://linux.oracle.com/cve/CVE-2022-1055.html
- https://linux.oracle.com/errata/ELSA-2022-6003.html
- https://linux.oracle.com/errata/ELSA-2022-7683.html
- https://linux.oracle.com/errata/ELSA-2022-9365.html
- https://linux.oracle.com/errata/ELSA-2022-9368.html
- http://packetstormsecurity.com/files/167386/Kernel-Live-Patch-Security-Notice-LSN-0086-1.html
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=04c2a47ffb13c29778e2a14e414ad4cb5a5db4b5
- https://kernel.dance/#04c2a47ffb13c29778e2a14e414ad4cb5a5db4b5
- https://security.netapp.com/advisory/ntap-20220506-0007/
- https://syzkaller.appspot.com/bug?id=2212474c958978ab86525fe6832ac8102c309ffc