VDB

CVE-2024-49921

CVE-2024-49921 PUBLISHED

drm/amd/display: Check null pointers before used

Reported by linux · Published October 21, 2024

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Check null pointers before used [WHAT & HOW] Poniters, such as dc->clk_mgr, are null checked previously in the same function, so Coverity warns "implies that "dc->clk_mgr" might be null". As a result, these pointers need to be checked when used again. This fixes 10 FORWARD_NULL issues reported by Coverity.

Affected products

VendorProductVersions
LinuxLinux4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c, 4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c, 4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c
LinuxLinux4.15, 0, 6.1.191
linuxlinux_kernel4.15, 4.15, 4.15
LinuxLinux4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c, 4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c, 4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c

Timeline

  • Oct 21, 2024 CVE Published
  • Oct 22, 2024 EPSS Score (30 in total, the first dated here)
  • Oct 22, 2024 Coalition ESS Score (13 in total, the first dated here)
  • Jan 2, 2026 Security Advisory (428 in total, the first dated here)
  • Mar 30, 2026 Distribution Patch (360 in total, the first dated here)
  • Oct 30, 2026 CVE Updated

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The same record, from the CLI:

vulnetix vdb vuln CVE-2024-49921
vulnetix vdb fixes CVE-2024-49921

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curl -s -H "Authorization: ApiKey ${VULNETIX_ORG_ID}:${VULNETIX_API_KEY}" \
  "https://api.vdb.vulnetix.com/v2/vuln/CVE-2024-49921/fixes/registry"

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References

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