PT-2025-37513 · Linux+1 · Linux Kernel+1
CVE-2022-50259
·
Published
2022-12-04
·
Updated
2025-09-15
CVSS v3.1
7.8
High
| Vector | AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
Name of the Vulnerable Software and Affected Versions
Linux kernel (affected versions not specified)
Description
A race condition exists in the
sock map free() function within the kernel's bpf and sockmap implementation. Specifically, sock map free() calls release sock(sk) without holding a reference to the socket, potentially leading to a use-after-free condition. This issue was identified through testing and is similar to a previously addressed problem in sock hash free().Recommendations
At the moment, there is no information about a newer version that contains a fix for this vulnerability.
Exploit
Race Condition
Use After Free
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Related Identifiers
Affected Products
Astra Linux
Linux Kernel