CVE-2024-49879: drm: omapdrm: Add missing check for alloc_ordered_workqueue
First published: Mon Oct 21 2024(Updated: )
In the Linux kernel, the following vulnerability has been resolved: drm: omapdrm: Add missing check for alloc_ordered_workqueue As it may return NULL pointer and cause NULL pointer dereference. Add check for the return value of alloc_ordered_workqueue.
Credit: 416baaa9-dc9f-4396-8d5f-8c081fb06d67 416baaa9-dc9f-4396-8d5f-8c081fb06d67
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Linux Kernel | >=4.11<5.10.227 | |
| Linux Kernel | >=5.11<5.15.168 | |
| Linux Kernel | >=5.16<6.1.113 | |
| Linux Kernel | >=6.2<6.6.55 | |
| Linux Kernel | >=6.7<6.10.14 | |
| Linux Kernel | >=6.11<6.11.3 | |
| 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 |
| debian/linux-6.1 | 6.1.119-1~deb11u1 |
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Reference Links
- https://git.kernel.org/stable/c/0d71916694aceb207fefecf62dfa811ec1108bbd
- https://git.kernel.org/stable/c/2bda89735199683b03f55b807bd1e31a3857520b
- https://git.kernel.org/stable/c/334de68eda2b99892ba869c15cb59bc956fd9f42
- https://git.kernel.org/stable/c/b57b53e8ffcdfda87d954fc4187426a54fe75a3d
- https://git.kernel.org/stable/c/c17a4f52fa3c3dac2dd6a3c38f2de7342d97d74c
- https://git.kernel.org/stable/c/e60b0d3b5aa2e8d934deca9e11215af84e632bc9
- https://git.kernel.org/stable/c/e794b7b9b92977365c693760a259f8eef940c536
- https://git.kernel.org/stable/c/f37a1d9e5e22d5489309c3cd2db476dcdcc6530c
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-49879
- https://nvd.nist.gov/vuln/detail/CVE-2024-49879
- https://launchpad.net/bugs/cve/CVE-2024-49879
- https://security-tracker.debian.org/tracker/CVE-2024-49879
- https://ubuntu.com/security/CVE-2024-49879
- https://git.kernel.org/linus/e794b7b9b92977365c693760a259f8eef940c536
Frequently Asked Questions
What is the severity of CVE-2024-49879?
The severity of CVE-2024-49879 is classified as medium due to the potential for a NULL pointer dereference in the Linux kernel.
How do I fix CVE-2024-49879?
To fix CVE-2024-49879, update your Linux kernel to a version that includes the patch addressing this vulnerability.
Which versions of the Linux kernel are affected by CVE-2024-49879?
CVE-2024-49879 affects Linux kernel versions from 4.11 to 5.10.227, 5.11 to 5.15.168, 5.16 to 6.1.113, 6.2 to 6.6.55, and 6.7 to 6.10.14.
What causes CVE-2024-49879 in the Linux kernel?
CVE-2024-49879 is caused by a missing check for the return value of the alloc_ordered_workqueue function, which may return a NULL pointer.
Is there a specific patch for CVE-2024-49879?
Yes, specific patches are available in subsequent releases of the Linux kernel that address the NULL pointer dereference issue identified in CVE-2024-49879.
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