CVE-2022-50328jbd2: fix potential use-after-free in jbd2_fc_wait_bufs
Updated under an hour ago ()
Does this affect you?
It affects Linux and 1 other product. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
Do this next
Free account, 1 product
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
- 7.8 HIGH (v3.1, CNA)CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- Weakness (CWE)
- Not given
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- Linux
- NVD analysis
- Modified
- Record last updated
- Oct 15, 2026
- First seen by InfoSec Signals
- Oct 15, 2026
Affected products
Linux Linux linux:linux (from the name) | from ff780b91efe901b8eecd8114785abae5341820ad before 1d4d16daec2a6689b6d3fbfc7d2078643adc6619; from ff780b91efe901b8eecd8114785abae5341820ad before d11d2ded293976a1a0d9d9471827a44dc9e3c63f; from ff780b91efe901b8eecd8114785abae5341820ad before 2e6d9f381c1ed844531a577783fc352de7a44c8a; from ff780b91efe901b8eecd8114785abae5341820ad before effd9b3c029ecdd853a11933dcf857f5a7ca8c3d; from ff780b91efe901b8eecd8114785abae5341820ad before 243d1a5d505d0b0460c9af0ad56ed4a56ef0bebd | CNA record |
linux linux_kernel linux:linux_kernel | before 5.10.150; from 5.11 before 5.15.75; from 5.16 before 5.19.17; from 6.0 before 6.0.3 | NVD |
References
- https://git.kernel.org/stable/c/1d4d16daec2a6689b6d3fbfc7d2078643adc6619patch
- https://git.kernel.org/stable/c/d11d2ded293976a1a0d9d9471827a44dc9e3c63fpatch
- https://git.kernel.org/stable/c/2e6d9f381c1ed844531a577783fc352de7a44c8apatch
- https://git.kernel.org/stable/c/effd9b3c029ecdd853a11933dcf857f5a7ca8c3dpatch
- https://git.kernel.org/stable/c/243d1a5d505d0b0460c9af0ad56ed4a56ef0bebdpatch
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.