#VU104880 Buffer overflow in Linux kernel - CVE-2022-49336
Published: February 26, 2025 / Updated: May 11, 2025
Vulnerability identifier: #VU104880
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2022-49336
CWE-ID: CWE-119
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerable software:
Linux kernel
Linux kernel
Software vendor:
Linux Foundation
Linux Foundation
Description
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory corruption within the etnaviv_iommu_unmap_gem() function in drivers/gpu/drm/etnaviv/etnaviv_mmu.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.
External links
- https://git.kernel.org/stable/c/03bd455a79f69d97fee3e3b212ab754442f10e5c
- https://git.kernel.org/stable/c/19323b3671a85788569d15685c8f83a05ec48cbb
- https://git.kernel.org/stable/c/436cff507f2a41230baacc3e2ef1d3b2d2653f40
- https://git.kernel.org/stable/c/461c0fdf9434188875da9f10cfc86065866bb797
- https://git.kernel.org/stable/c/64f4edec081cb7c97c5e928529d0e1b0dbbffb83
- https://git.kernel.org/stable/c/e168c25526cd0368af098095c2ded4a008007e1b
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.121
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.46
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.17.14
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.18.3
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.19
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.198