CVE-2024-50173: drm/panthor: Fix access to uninitialized variable in tick_ctx_cleanup()
First published: Fri Nov 08 2024(Updated: )
In the Linux kernel, the following vulnerability has been resolved: drm/panthor: Fix access to uninitialized variable in tick_ctx_cleanup() The group variable can't be used to retrieve ptdev in our second loop, because it points to the previously iterated list_head, not a valid group. Get the ptdev object from the scheduler instead.
Credit: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Linux Kernel | >=6.10<6.10.14 | |
| Linux Kernel | >=6.11<6.11.3 | |
| Linux Kernel | =6.12-rc1 | |
| debian/linux | 5.10.223-1 5.10.226-1 6.1.123-1 6.1.128-1 6.12.12-1 6.12.15-1 |
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Reference Links
- https://git.kernel.org/stable/c/ac2ca5e5148a0d4d78ac01c2d8348d0757c7367f
- https://git.kernel.org/stable/c/3bde05794497d5f426d4ea2ecb9868bf7721fb24
- https://git.kernel.org/stable/c/282864cc5d3f144af0cdea1868ee2dc2c5110f0d
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-50173
- https://nvd.nist.gov/vuln/detail/CVE-2024-50173
- https://launchpad.net/bugs/cve/CVE-2024-50173
- https://security-tracker.debian.org/tracker/CVE-2024-50173
- https://ubuntu.com/security/CVE-2024-50173
- https://git.kernel.org/linus/282864cc5d3f144af0cdea1868ee2dc2c5110f0d
Frequently Asked Questions
What is the severity of CVE-2024-50173?
CVE-2024-50173 has a medium severity classification due to its potential impact on system stability.
How do I fix CVE-2024-50173?
To fix CVE-2024-50173, update the Linux kernel to version 6.10.14 or later, or to version 6.11.3 or later.
What versions of the Linux kernel are affected by CVE-2024-50173?
CVE-2024-50173 affects Linux kernel versions between 6.10 and 6.10.14, and between 6.11 and 6.11.3, along with 6.12-rc1.
Is CVE-2024-50173 exploitable remotely?
CVE-2024-50173 is not known to be remotely exploitable but may affect local privilege escalation scenarios.
What is the nature of the vulnerability in CVE-2024-50173?
CVE-2024-50173 involves access to an uninitialized variable in the Linux kernel's tick_ctx_cleanup() function.
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