- Vulnerability/
- CVE-2024-26647
26/3/2024
26/3/2024
4/6/2024
CVE-2024-26647: drm/amd/display: Fix late derefrence 'dsc' check in 'link_set_dsc_pps_packet()'
First published: Tue Mar 26 2024(Updated: )
In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix late derefrence 'dsc' check in 'link_set_dsc_pps_packet()' In link_set_dsc_pps_packet(), 'struct display_stream_compressor *dsc' was dereferenced in a DC_LOGGER_INIT(dsc->ctx->logger); before the 'dsc' NULL pointer check. Fixes the below: drivers/gpu/drm/amd/amdgpu/../display/dc/link/link_dpms.c:905 link_set_dsc_pps_packet() warn: variable dereferenced before check 'dsc' (see line 903)
Credit: 416baaa9-dc9f-4396-8d5f-8c081fb06d67 416baaa9-dc9f-4396-8d5f-8c081fb06d67
| Affected Software | Affected Version | How to fix |
|---|---|---|
| debian/linux | <=5.10.223-1<=5.10.226-1<=6.1.115-1<=6.1.119-1 | 6.11.10-1 |
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Reference Links
- https://git.kernel.org/stable/c/3bb9b1f958c3d986ed90a3ff009f1e77e9553207
- https://git.kernel.org/stable/c/6aa5ede6665122f4c8abce3c6eba06b49e54d25c
- https://git.kernel.org/stable/c/cf656fc7276e5b3709a81bc9d9639459be2b2647
- https://launchpad.net/bugs/cve/CVE-2024-26647
- https://git.kernel.org/linus/3bb9b1f958c3d986ed90a3ff009f1e77e9553207
- https://security-tracker.debian.org/tracker/CVE-2024-26647
- https://git.kernel.org/linus/3bb9b1f958c3d986ed90a3ff009f1e77e9553207 (6.8-rc1)
- https://www.cve.org/CVERecord?id=CVE-2024-26647
- https://ubuntu.com/security/notices/USN-6818-1
- https://ubuntu.com/security/notices/USN-6819-1
- https://ubuntu.com/security/notices/USN-6818-2
- https://ubuntu.com/security/notices/USN-6819-2
- https://ubuntu.com/security/notices/USN-6819-3
- https://ubuntu.com/security/notices/USN-6818-3
- https://ubuntu.com/security/notices/USN-6818-4
- https://ubuntu.com/security/notices/USN-6819-4
- https://nvd.nist.gov/vuln/detail/CVE-2024-26647
- https://git.kernel.org/linus/1da177e4c3f41524e886b7f1b8a0c1fc7321cac2
- https://ubuntu.com/security/CVE-2024-26647
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