Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: jbd2: fix potential use-after-free in jbd2_fc_wait_bufs In 'jbd2_fc_wait_bufs' use 'bh' after put buffer head reference count which may lead to use-after-free. So judge buffer if uptodate before put buffer head reference count.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | < 5.10.150 |
Related Weaknesses (CWE)
References
- https://git.kernel.org/stable/c/1d4d16daec2a6689b6d3fbfc7d2078643adc6619Patch
- https://git.kernel.org/stable/c/243d1a5d505d0b0460c9af0ad56ed4a56ef0bebdPatch
- https://git.kernel.org/stable/c/2e6d9f381c1ed844531a577783fc352de7a44c8aPatch
- https://git.kernel.org/stable/c/d11d2ded293976a1a0d9d9471827a44dc9e3c63fPatch
- https://git.kernel.org/stable/c/effd9b3c029ecdd853a11933dcf857f5a7ca8c3dPatch
FAQ
What is CVE-2022-50328?
CVE-2022-50328 is a vulnerability with a CVSS score of 7.8 (HIGH). In the Linux kernel, the following vulnerability has been resolved: jbd2: fix potential use-after-free in jbd2_fc_wait_bufs In 'jbd2_fc_wait_bufs' use 'bh' after put buffer head reference count whic...
How severe is CVE-2022-50328?
CVE-2022-50328 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-2022-50328?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.