CVE-2024-57929: dm array: fix releasing a faulty array block twice in dm_array_cursor_end
In the Linux kernel, the following vulnerability has been resolved:
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
debian/linuxto a version that resolves this vulnerability.Fixed in 6.1.176-1Fixed in 6.1.187-1Fixed in 6.12.107-1Fixed in 6.12.111-1Fixed in 7.2.9-1Fixed in 7.2.10-1 - Compensating control
In dm_array_cursor, set the cached block pointer to NULL when dm_bm_read_lock() fails due to locking or checksum errors, preventing use or double release of the invalid dm_block pointer.
Event History
Frequently Asked Questions
What is the severity of CVE-2024-57929?
CVE-2024-57929 is classified as a low severity vulnerability in the Linux kernel.
How do I fix CVE-2024-57929?
To fix CVE-2024-57929, update to the latest version of the Linux kernel where the vulnerability has been patched.
What systems are affected by CVE-2024-57929?
CVE-2024-57929 affects various versions of the Linux kernel.
What does CVE-2024-57929 exploit?
CVE-2024-57929 exploits issues related to the dm_array_cursor_end function, specifically when dm_bm_read_lock() fails.
Is CVE-2024-57929 still exploitable?
No, CVE-2024-57929 is no longer exploitable if the relevant patches have been applied.