CVE-2026-46298pseries/papr-hvpipe: Fix race with interrupt handler
Updated under an hour ago ()
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No exploitation reported and no EPSS estimate yet.
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In the Linux kernel, the following vulnerability has been resolved: pseries/papr-hvpipe: Fix race with interrupt handler While executing ->ioctl handler or ->release handler, if an interrupt fires on the same cpu, then we can enter into a deadlock. This patch fixes both these handlers to take spin_lock_irq{save|restore} versions of the lock to prevent this deadlock.
- CVSS
- 4.7 MEDIUM (v3.1, NVD)CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/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 9, 2026
Affected products
Linux Linux linux:linux (from the name) | from 814ef095f12c9fa142043ee689500f3a41bb6dab before b33d6f5da16e0eec95b933342812c689cdfcec03; 814ef095f12c9fa142043ee689500f3a41bb6dab builds before 342c966f81cfc3cb6c297e80b37a9f3a5d637d2c; 814ef095f12c9fa142043ee689500f3a41bb6dab builds before 7a4f0846ee6cc8cf44ae0046ed42e3259d1dd45b | CNA record |
linux linux_kernel linux:linux_kernel | from 6.18 before 7.0.7; 7.1; 7.1 | NVD |
References
- https://git.kernel.org/stable/c/b33d6f5da16e0eec95b933342812c689cdfcec03
- https://git.kernel.org/stable/c/342c966f81cfc3cb6c297e80b37a9f3a5d637d2cpatch
- https://git.kernel.org/stable/c/7a4f0846ee6cc8cf44ae0046ed42e3259d1dd45bpatch
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.