CVE-2022-50437
What it is
In the Linux kernel, the following vulnerability has been resolved: drm/msm/hdmi: fix memory corruption with too many bridges Add the missing sanity check on the bridge counter to avoid corrupting data beyond the fixed-sized bridge array in case there are ever more than eight bridges. Patchwork: https://patchwork.freedesktop.org/patch/502670/
At a glance
- Exploitability
- Can be exploited locally on the machine with a low-privilege account. High risk of data exposure, data tampering, service disruption.
- Exploit odds
- 0.2% chance of exploitation in the next 30 days (EPSS).
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 0.2% in the next 30 days (EPSS).
- Severity: 7.8 HIGH (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Exploit probability
- 0.2% · EPSS, next 30 days
- Weakness
- CWE-787 · Out-of-bounds write
- Record status
- Modified
Affected
- Linux Kernel < 4.9.332
- Linux Kernel < 4.14.298
- Linux Kernel < 4.19.264
- Linux Kernel < 5.4.223
- Linux Kernel < 5.10.153
- Linux Kernel < 5.15.77
- Linux Kernel < 6.0.7
- Linux Kernel 6.1
Attack profile CVSS 3.1 · 7.8
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Raw vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2022-50437.md and follow it. Check whether this project is affected by CVE-2022-50437. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
Fix and advisories
- https://git.kernel.org/stable/c/08c7375fa27a8ceee028868e03ffb3a0db919d44
- https://git.kernel.org/stable/c/3c43f3ec731c233eb84b66199ee76dbf3ec6ecae
- https://git.kernel.org/stable/c/4c1294da6aed1f16d47a417dcfe6602833c3c95c
- https://git.kernel.org/stable/c/9efb45b45ff6254bfd1f1997a06725cb3fc998a5
- https://git.kernel.org/stable/c/a9c1a6991a9b5aa6d0f2cbc9b8c3bf6c4d094dfa
- https://git.kernel.org/stable/c/b48949ab451eaf1e2c04c272c8a9a96a2b56546f
- https://git.kernel.org/stable/c/e8f916b84e4b028ecad6c6472eaad543cc7df806
- https://git.kernel.org/stable/c/ed7f1ff87a4afea1bc220d2ff00a7ce8e61f0b53
References
- https://git.kernel.org/stable/c/08c7375fa27a8ceee028868e03ffb3a0db919d44
- https://git.kernel.org/stable/c/3c43f3ec731c233eb84b66199ee76dbf3ec6ecae
- https://git.kernel.org/stable/c/4c1294da6aed1f16d47a417dcfe6602833c3c95c
- https://git.kernel.org/stable/c/9efb45b45ff6254bfd1f1997a06725cb3fc998a5
- https://git.kernel.org/stable/c/a9c1a6991a9b5aa6d0f2cbc9b8c3bf6c4d094dfa
- https://git.kernel.org/stable/c/b48949ab451eaf1e2c04c272c8a9a96a2b56546f
- https://git.kernel.org/stable/c/e8f916b84e4b028ecad6c6472eaad543cc7df806
- https://git.kernel.org/stable/c/ed7f1ff87a4afea1bc220d2ff00a7ce8e61f0b53