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CVE-2022-49129

mt76: mt7921: fix crash when startup fails. PUBLISHED

Description (CNA)

In the Linux kernel, the following vulnerability has been resolved: mt76: mt7921: fix crash when startup fails. If the nic fails to start, it is possible that the reset_work has already been scheduled. Ensure the work item is canceled so we do not have use-after-free crash in case cleanup is called before the work item is executed. This fixes crash on my x86_64 apu2 when mt7921k radio fails to work. Radio still fails, but OS does not crash.

Affected (CNA)

Vendor / productVersions
Linux / Linuxaffected 0c1ce988460765ece1ba8eacd00533eefb6e666a before 38fbe806645090c07aa97171f20fc62c3d7d3a98; affected 0c1ce988460765ece1ba8eacd00533eefb6e666a before c1a5e6002ec441a3b9fb4d048b4b49ae93409a46; affected 0c1ce988460765ece1ba8eacd00533eefb6e666a before ac1260b661c2ef0d0a56680cdb5672b931b7be8f; affected 0c1ce988460765ece1ba8eacd00533eefb6e666a before 827e7799c61b978fbc2cc9dac66cb62401b2b3f0; affected bea85ed1f508023e1586ede6a622f35fe910857b; affected 5.12.16 before 5.13
Linux / Linuxaffected 5.13; unaffected 0 before 5.13; unaffected 5.15.34 through 5.15.*; unaffected 5.16.20 through 5.16.*; unaffected 5.17.3 through 5.17.*; unaffected 5.18 through *

CWE

No CWE identifiers supplied.

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.