CVE-2023-54088blk-cgroup: hold queue_lock when removing blkg->q_node
Updated under an hour ago ()
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It affects Linux. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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In the Linux kernel, the following vulnerability has been resolved: blk-cgroup: hold queue_lock when removing blkg->q_node When blkg is removed from q->blkg_list from blkg_free_workfn(), queue_lock has to be held, otherwise, all kinds of bugs(list corruption, hard lockup, ..) can be triggered from blkg_destroy_all().
- 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
- Deferred
- Record last updated
- Oct 15, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Linux Linux linux:linux (from the name) | from 81c1188905f88b77743d1fdeeedfc8cb7b67787d before b5dae1cd0d8368b4338430ff93403df67f0b8bcc; from bfe46d2efe46c5c952f982e2ca94fe2ec5e58e2a before 083b58373463a6e5ee60ecb135269348f68ad7df; from f1c006f1c6850c14040f8337753a63119bba39b9 before cd4ffdf56791eec95af01f06bee1ec7665ca75c4; from f1c006f1c6850c14040f8337753a63119bba39b9 before c164c7bc9775be7bcc68754bb3431fce5823822e; from 6.1.16 before 6.1.17; from 6.2.3 before 6.2.4 | CNA record |
References
- https://git.kernel.org/stable/c/b5dae1cd0d8368b4338430ff93403df67f0b8bcc
- https://git.kernel.org/stable/c/083b58373463a6e5ee60ecb135269348f68ad7df
- https://git.kernel.org/stable/c/cd4ffdf56791eec95af01f06bee1ec7665ca75c4
- https://git.kernel.org/stable/c/c164c7bc9775be7bcc68754bb3431fce5823822e
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.