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redhat/kernelAndroid Kernel Race Condition Vulnerability

Risk 87

Severity

7.8

Exploited

Use After Free, Race Condition

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

A flaw was found in the linux kernel, unixgc() assumes that candidate sockets can never gain an external reference (i.e. be installed into an fd) while the unixgclock is held. Except for MSGPEEK this is guaranteed by modifying inflight count under the unixgclock.

References:

https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=cbcf01128d0a92e131bd09f1688fe032480b65ca

1 / 6

Source: Red Hat

First published (updated )

CVE-2021-0920

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redhat/kernelAndroid Kernel Race Condition Vulnerability

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