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NULL Pointer Dereference The advisory has been revoked - it doesn't affect any version of package libperf  (opens in a new tab)

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EPSS
0.02% (5th percentile)

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  • Snyk IDSNYK-ALMALINUX10-LIBPERF-14120322
  • published26 Nov 2025
  • disclosed11 Nov 2025
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Introduced: 11 Nov 2025

CVE-2025-21844  (opens in a new tab)
CWE-476  (opens in a new tab)

Amendment

The AlmaLinux security team deemed this advisory irrelevant for AlmaLinux:10.

NVD Description

Note: Versions mentioned in the description apply only to the upstream libperf package and not the libperf package as distributed by AlmaLinux.

In the Linux kernel, the following vulnerability has been resolved:

smb: client: Add check for next_buffer in receive_encrypted_standard()

Add check for the return value of cifs_buf_get() and cifs_small_buf_get() in receive_encrypted_standard() to prevent null pointer dereference.

References