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Use After Free The advisory has been revoked - it doesn't affect any version of package kernel-rt-devel  (opens in a new tab)

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EPSS
1.12% (64th percentile)

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  • Snyk IDSNYK-SLES152-KERNELRTDEVEL-2693437
  • published14 Apr 2022
  • disclosed13 Jan 2021
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Introduced: 13 Jan 2021

CVE-2020-29661  (opens in a new tab)
CWE-416  (opens in a new tab)
CWE-667  (opens in a new tab)

Amendment

The SLES security team deemed this advisory irrelevant for SLES:15.2.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-rt-devel package and not the kernel-rt-devel package as distributed by SLES.

A locking issue was discovered in the tty subsystem of the Linux kernel through 5.9.13. drivers/tty/tty_jobctrl.c allows a use-after-free attack against TIOCSPGRP, aka CID-54ffccbf053b.

References