CVE-2024-46751: btrfs: don't BUG_ON() when 0 reference count at btrfs_lookup_extent_info()
First published: Wed Sep 18 2024(Updated: )
In the Linux kernel, the following vulnerability has been resolved: btrfs: don't BUG_ON() when 0 reference count at btrfs_lookup_extent_info() Instead of doing a BUG_ON() handle the error by returning -EUCLEAN, aborting the transaction and logging an error message.
Credit: 416baaa9-dc9f-4396-8d5f-8c081fb06d67 416baaa9-dc9f-4396-8d5f-8c081fb06d67
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Linux Kernel | <6.10.10 | |
| debian/linux | <=5.10.223-1<=5.10.226-1<=6.1.123-1<=6.1.119-1 | 6.12.11-1 |
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Reference Links
- https://git.kernel.org/stable/c/28cb13f29faf6290597b24b728dc3100c019356f
- https://git.kernel.org/stable/c/ef9a8b73c8b60b27d9db4787e624a3438ffe8428
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-46751
- https://nvd.nist.gov/vuln/detail/CVE-2024-46751
- https://launchpad.net/bugs/cve/CVE-2024-46751
- https://security-tracker.debian.org/tracker/CVE-2024-46751
- https://ubuntu.com/security/CVE-2024-46751
- https://git.kernel.org/linus/28cb13f29faf6290597b24b728dc3100c019356f
Frequently Asked Questions
What is the severity of CVE-2024-46751?
CVE-2024-46751 is considered a moderate severity vulnerability in the Linux kernel.
How do I fix CVE-2024-46751?
To fix CVE-2024-46751, upgrade to Linux kernel version 6.12.11-1 or later.
Which Linux kernel versions are affected by CVE-2024-46751?
CVE-2024-46751 affects Linux kernel versions up to 6.10.10.
What is the primary issue addressed by CVE-2024-46751?
CVE-2024-46751 addresses a bug where the kernel would call BUG_ON() incorrectly when reference counts are zero.
Is there a specific Linux distribution that is impacted by CVE-2024-46751?
Yes, Debian distributions with Linux kernel versions prior to 6.12.11-1 are impacted by CVE-2024-46751.
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