SB2025100438 - Memory leak in Linux kernel md driver
Published: October 4, 2025 Updated: October 27, 2025
Security Bulletin ID
SB2025100438
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Memory leak (CVE-ID: CVE-2023-53604)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the dm_integrity_init() function in drivers/md/dm-integrity.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/3877b5c1509b16eeb1f275228fd91789cd88cf17
- https://git.kernel.org/stable/c/44f29e93a55b544dc961b6f8b4e93abaeaafb9ee
- https://git.kernel.org/stable/c/6b79a428c02769f2a11f8ae76bf866226d134887
- https://git.kernel.org/stable/c/6d126899b0747305c9d39a0bcf87e0df9c3f555b
- https://git.kernel.org/stable/c/a5d8c6bf58e5b2e70fbc15f3b08dfc1ba6f269ac
- https://git.kernel.org/stable/c/c8c9c50268729bf35f6c9bb1205f490db920454e
- https://git.kernel.org/stable/c/ca8b634fdf07dee3f6dfde57079c4511480b525e
- https://git.kernel.org/stable/c/e09a592fdd6c716506774bdbebb5f6c537b47767
- https://git.kernel.org/stable/c/ff4d6b5b38429a7731e5593680d2138bf74dd546
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.315