CVE-2022-49495
What it is
In the Linux kernel, the following vulnerability has been resolved: drm/msm/hdmi: check return value after calling platform_get_resource_byname() It will cause null-ptr-deref if platform_get_resource_byname() returns NULL, we need check the return value. Patchwork: https://patchwork.freedesktop.org/patch/482992/
At a glance
- Exploitability
- Can be exploited locally on the machine with a low-privilege account. High risk of service disruption.
- Exploit odds
- 0.3% 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
Details
- Published
- Last modified
- Exploit probability
- 0.3% · EPSS, next 30 days
- Weakness
- CWE-476 · NULL pointer dereference
- Record status
- Modified
Affected
- Linux Kernel < 4.9.318
- Linux Kernel < 4.14.283
- Linux Kernel < 4.19.247
- Linux Kernel < 5.4.198
- Linux Kernel < 5.10.121
- Linux Kernel < 5.15.46
- Linux Kernel < 5.17.14
- Linux Kernel < 5.18.3
Attack profile CVSS 3.1 · 5.5
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- None
- Integrity
- None
- Availability
- High
Raw vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Fix and advisories
- https://git.kernel.org/stable/c/0978fcce91b90b561b8c82e7c492ba9fc8440eef
- https://git.kernel.org/stable/c/2b3ed7547b1a052209da6c4ab886ffe0eed88c42
- https://git.kernel.org/stable/c/4cd66a8016b872a153bf892fe4258cbc0dacf5b1
- https://git.kernel.org/stable/c/6369dda4a2209142ab819f01d3d2076d81e3ebdd
- https://git.kernel.org/stable/c/9cb1ee33efccb8b107ee04b7b3441820de3fd2da
- https://git.kernel.org/stable/c/9f5495a5c51c1d11c6ffc13aa2befffec0c2651a
- https://git.kernel.org/stable/c/a36e506711548df923ceb7ec9f6001375be799a5
- https://git.kernel.org/stable/c/c1bfacf0daf25a5fc7d667399d6ff2dffda84cd8
- https://git.kernel.org/stable/c/d9cb951d11a4ace4de5c50b1178ad211de17079e
References
- https://git.kernel.org/stable/c/0978fcce91b90b561b8c82e7c492ba9fc8440eef
- https://git.kernel.org/stable/c/2b3ed7547b1a052209da6c4ab886ffe0eed88c42
- https://git.kernel.org/stable/c/4cd66a8016b872a153bf892fe4258cbc0dacf5b1
- https://git.kernel.org/stable/c/6369dda4a2209142ab819f01d3d2076d81e3ebdd
- https://git.kernel.org/stable/c/9cb1ee33efccb8b107ee04b7b3441820de3fd2da
- https://git.kernel.org/stable/c/9f5495a5c51c1d11c6ffc13aa2befffec0c2651a
- https://git.kernel.org/stable/c/a36e506711548df923ceb7ec9f6001375be799a5
- https://git.kernel.org/stable/c/c1bfacf0daf25a5fc7d667399d6ff2dffda84cd8
- https://git.kernel.org/stable/c/d9cb951d11a4ace4de5c50b1178ad211de17079e