CVE-2022-30594

Public Exploit

Description

The Linux kernel before 5.17.2 mishandles seccomp permissions. The PTRACE_SEIZE code path allows attackers to bypass intended restrictions on setting the PT_SUSPEND_SECCOMP flag.

Category

7.8
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.02%
Vendor Advisory debian.org Vendor Advisory kernel.org Vendor Advisory kernel.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.17.2 mailing list patch vendor advisory
https://bugs.chromium.org/p/project-zero/issues/detail?id=2276 mailing list patch exploit third party advisory
https://github.com/torvalds/linux/commit/ee1fee900537b5d9560e9f937402de5ddc8412f3 third party advisory patch
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=ee1fee900537b5d9560e9f937402de5ddc8412f3 mailing list patch vendor advisory
http://packetstormsecurity.com/files/167386/Kernel-Live-Patch-Security-Notice-LSN-0086-1.html vdb entry third party advisory
https://lists.debian.org/debian-lts-announce/2022/07/msg00000.html third party advisory mailing list
https://www.debian.org/security/2022/dsa-5173 third party advisory vendor advisory
https://security.netapp.com/advisory/ntap-20220707-0001/ third party advisory
http://packetstormsecurity.com/files/170362/Linux-PT_SUSPEND_SECCOMP-Permission-Bypass-Ptracer-Death-Race.html vdb entry third party advisory

Frequently Asked Questions

What is the severity of CVE-2022-30594?
CVE-2022-30594 has been scored as a high severity vulnerability.
How to fix CVE-2022-30594?
To fix CVE-2022-30594, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2022-30594 being actively exploited in the wild?
It is possible that CVE-2022-30594 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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