CVE-2024-27044: drm/amd/display: Fix potential NULL pointer dereferences in 'dcn10_set_output_transfer_func()'
First published: Wed May 01 2024(Updated: )
In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix potential NULL pointer dereferences in 'dcn10_set_output_transfer_func()' The 'stream' pointer is used in dcn10_set_output_transfer_func() before the check if 'stream' is NULL. Fixes the below: drivers/gpu/drm/amd/amdgpu/../display/dc/hwss/dcn10/dcn10_hwseq.c:1892 dcn10_set_output_transfer_func() warn: variable dereferenced before check 'stream' (see line 1875)
Credit: 416baaa9-dc9f-4396-8d5f-8c081fb06d67 416baaa9-dc9f-4396-8d5f-8c081fb06d67
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Linux kernel | >=5.4<5.4.273 | |
| Linux kernel | >=5.5<5.10.214 | |
| Linux kernel | >=5.11<5.15.153 | |
| Linux kernel | >=5.16<6.1.83 | |
| Linux kernel | >=6.2<6.6.23 | |
| Linux kernel | >=6.7<6.7.11 | |
| Linux kernel | >=6.8<6.8.2 | |
| Debian | =10.0 | |
| debian/linux | 5.10.223-1 5.10.234-1 6.1.123-1 6.1.128-1 6.12.12-1 6.12.17-1 |
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Reference Links
- https://git.kernel.org/stable/c/14613d52bc7fc180df6d2c65ba65fc921fc1dda7
- https://git.kernel.org/stable/c/29fde8895b2fcc33f44aea28c644ce2d9b62f9e0
- https://git.kernel.org/stable/c/2d9fe7787af01188dc470a649bdbb842d6511fd7
- https://git.kernel.org/stable/c/330caa061af53ea6d287d7c43d0703714e510e08
- https://git.kernel.org/stable/c/6ac7c7a3a9ab57aba0fe78ecb922d2b20e16efeb
- https://git.kernel.org/stable/c/7874ab3105ca4657102fee1cc14b0af70883c484
- https://git.kernel.org/stable/c/9ccfe80d022df7c595f1925afb31de2232900656
- https://git.kernel.org/stable/c/e019d87e02f1e539ae48b99187f253847744ca7a
- https://launchpad.net/bugs/cve/CVE-2024-27044
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-27044
- https://nvd.nist.gov/vuln/detail/CVE-2024-27044
- https://security-tracker.debian.org/tracker/CVE-2024-27044
- https://ubuntu.com/security/CVE-2024-27044
- https://git.kernel.org/linus/9ccfe80d022df7c595f1925afb31de2232900656
Frequently Asked Questions
What is the severity of CVE-2024-27044?
CVE-2024-27044 has a medium severity rating due to the potential for NULL pointer dereferences in the Linux kernel.
How do I fix CVE-2024-27044?
To fix CVE-2024-27044, update to the patched versions of the Linux kernel that eliminate the NULL pointer dereference issue.
What versions of the Linux kernel are affected by CVE-2024-27044?
CVE-2024-27044 affects Linux kernel versions from 5.4 up to 6.8.2, depending on specific release numbers.
Is CVE-2024-27044 specific to any particular Linux distribution?
CVE-2024-27044 can affect multiple Linux distributions using the impacted kernel versions, including Debian.
What functionality in the kernel does CVE-2024-27044 impact?
CVE-2024-27044 potentially impacts the display management functionality in the kernel, particularly related to setting output transfer functions.
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