Double free in Linux kernel - CVE-2022-49026
Published: October 22, 2024 / Updated: May 12, 2025
Vulnerability identifier: #VU99054
CSH Severity: Low
CVSS v4.0: 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-2022-49026
CWE-ID: CWE-415
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: Linux Foundation
Affected software:
Linux kernel
Linux kernel
Detailed vulnerability description
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to a double free error within the e100_xmit_prepare() function in drivers/net/ethernet/intel/e100.c. A local user can perform a denial of service (DoS) attack.
How to mitigate CVE-2022-49026
Install update from vendor's website.
Sources
- https://git.kernel.org/stable/c/b775f37d943966f6f77dca402f5a9dedce502c25
- https://git.kernel.org/stable/c/9fc27d22cdb9b1fcd754599d216a8992fed280cd
- https://git.kernel.org/stable/c/b46f6144ab89d3d757ead940759c505091626a7d
- https://git.kernel.org/stable/c/45605c75c52c7ae7bfe902214343aabcfe5ba0ff
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.158
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.82
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.0.12
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1