CVE-2026-43248vhost: move vdpa group bound check to vhost_vdpa
Updated under an hour ago ()
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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.
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Free account, 1 product
In the Linux kernel, the following vulnerability has been resolved: vhost: move vdpa group bound check to vhost_vdpa Remove duplication by consolidating these here. This reduces the posibility of a parent driver missing them. While we're at it, fix a bug in vdpa_sim where a valid ASID can be assigned to a group equal to ngroups, causing an out of bound write.
- 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
- Analyzed
- Record last updated
- Oct 16, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Linux Linux linux:linux (from the name) | from bda324fd037a6b0d44da5699574ce741ca161bc4 before ddb57354634b6ba851b79da45f1de42c646f27d0; from bda324fd037a6b0d44da5699574ce741ca161bc4 before 7441d35d14d9a3d66d925d90cb73c75394e6d454; from bda324fd037a6b0d44da5699574ce741ca161bc4 before 406db68f9cb976a8ddfafd631197264f2307e9c9; from bda324fd037a6b0d44da5699574ce741ca161bc4 before cd025c1e876b4e262e71398236a1550486a73ede | CNA record |
linux linux_kernel linux:linux_kernel | from 5.19 before 6.12.75; from 6.13 before 6.18.16; from 6.19 before 6.19.6 | NVD |
References
- https://git.kernel.org/stable/c/ddb57354634b6ba851b79da45f1de42c646f27d0patch
- https://git.kernel.org/stable/c/7441d35d14d9a3d66d925d90cb73c75394e6d454patch
- https://git.kernel.org/stable/c/406db68f9cb976a8ddfafd631197264f2307e9c9patch
- https://git.kernel.org/stable/c/cd025c1e876b4e262e71398236a1550486a73edepatch
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.