Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: cifs: prevent use-after-free by freeing the cfile later In smb2_compound_op we have a possible use-after-free which can cause hard to debug problems later on. This was revealed during stress testing with KASAN enabled kernel. Fixing it by moving the cfile free call to a few lines below, after the usage.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | >= 6.0.16, < 6.1.39 |
Related Weaknesses (CWE)
References
- https://git.kernel.org/stable/c/33f736187d08f6bc822117629f263b97d3df4165Patch
- https://git.kernel.org/stable/c/4fe07d55a5461e66a55fbefb57f85ff0facea32bPatch
- https://git.kernel.org/stable/c/b6353518ef8180816e863aa23b06456f395404d6Patch
- https://git.kernel.org/stable/c/d017880782cf71f8820ee4a2002843893176501dPatch
FAQ
What is CVE-2023-53377?
CVE-2023-53377 is a vulnerability with a CVSS score of 7.8 (HIGH). In the Linux kernel, the following vulnerability has been resolved: cifs: prevent use-after-free by freeing the cfile later In smb2_compound_op we have a possible use-after-free which can cause hard...
How severe is CVE-2023-53377?
CVE-2023-53377 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2023-53377?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.