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ubuntucveUbuntu.comUB:CVE-2024-26585
HistoryFeb 21, 2024 - 12:00 a.m.

CVE-2024-26585

2024-02-2100:00:00
ubuntu.com
ubuntu.com
8
linux kernel
tls
vulnerability
resolved
cve-2024-26585
race
scheduling
socket close
async crypto handler
complete
scheduling work
submitting thread
unix

4.7 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H

4.9 Medium

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

5.1%

In the Linux kernel, the following vulnerability has been resolved: tls:
fix race between tx work scheduling and socket close Similarly to previous
commit, the submitting thread (recvmsg/sendmsg) may exit as soon as the
async crypto handler calls complete(). Reorder scheduling the work before
calling complete(). This seems more logical in the first place, as it’s the
inverse order of what the submitting thread will do.

Notes

Author Note
Priority reason: It may be used for local privilege escalation.
rodrigo-zaiden USN-6765-1 for linux-oem-6.5 wrongly stated that this CVE was fixed in version 6.5.0-1022.23. The mentioned notice was revoked and the state of the fix for linux-oem-6.5 was recovered to the previous state.

References

4.7 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H

4.9 Medium

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

5.1%