SB2025050408 - Use-after-free in Linux kernel caif
Published: May 4, 2025 Updated: May 10, 2025
Security Bulletin ID
SB2025050408
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Use-after-free (CVE-ID: CVE-2023-53138)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a use-after-free error within the cfusbl_device_notify() function in net/caif/caif_usb.c. A local user can escalate privileges on the system.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/1793da97a23e31c5bf06631f3f3e5a25f368fd64
- https://git.kernel.org/stable/c/287027d8a567168a5d8ce5cb0cba16a34791a48c
- https://git.kernel.org/stable/c/3f14457e1584224f4296af613bbd99deb60b5d91
- https://git.kernel.org/stable/c/68a45c3cf0e2242a533657f4f535d9b6a7447a79
- https://git.kernel.org/stable/c/9781e98a97110f5e76999058368b4be76a788484
- https://git.kernel.org/stable/c/9dc16be373b382ddd4c274052a6e870a95e76c01
- https://git.kernel.org/stable/c/c3aaec463a632cf4187dc017e421bfa69d7834a9
- https://git.kernel.org/stable/c/d1a11bbdbb5ea9f172019c5a4a3e9d8eabd72179
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.2.7