Vulnerability in Linux

[ Description ]Official description

In the Linux kernel, the following vulnerability has been resolved: ALSA: hda: trace PCM open only after assigning a stream Stream assignment can fail when hardware streams are exhausted. Move the tracepoint after the NULL check because its payload accesses the assigned stream tag. Detected by static analysis and reviewed with AI-assisted source auditing.

[ Fixes ]Fixes and patches

No fix or interim patch is linked from our sources yet. Check the vendor references below and limit exposure of affected systems until a fix is available.

[ Advisories ]Government CERT advisories

• BSI CERT-Bund5 Oct 2026WID-SEC-2026-3743

  Linux Kernel: Multiple vulnerabilities Translated from German

  Risk mediumCVE-2026-98221CVE-2026-98181CVE-2026-98248+204 more CVEs

[ References ]References

• git.kernel.org/stable/c/0a52ba6d3b268bb82f0ec4cb861bc68d252369c0
• git.kernel.org/stable/c/3c6ca6d9342f4a0be7c1413180e11023d13b5cde
• git.kernel.org/stable/c/3db8afba2d210b7d80cd5cc6b76d7f46daa9b47a
• git.kernel.org/stable/c/5a4c974dee03cc46eac43c82f33e34ec94f0b348
• git.kernel.org/stable/c/5c89e7965220e85d06ae4c58adb7d7bb6da2440c
• git.kernel.org/stable/c/8477643cb91c9e09ac1b11890eef421ae63e53f7
• git.kernel.org/stable/c/c9e6e5f38bf75276605f1952b22285f5f3abcaff
• git.kernel.org/stable/c/fba079ea22822248c82c3a999c88676d05b17bda