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CVE PROGRAM SOURCE RECORD7.8 High

CVE-2026-43248

vhost: move vdpa group bound check to vhost_vdpa

Description

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.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Linux Linux

Default version status: unaffected

  • bda324fd037a6b0d44da5699574ce741ca161bc4 to < 566899af053246406f2faf931044d2b0af8f34d2affected
  • bda324fd037a6b0d44da5699574ce741ca161bc4 to < ddb57354634b6ba851b79da45f1de42c646f27d0affected
  • bda324fd037a6b0d44da5699574ce741ca161bc4 to < 7441d35d14d9a3d66d925d90cb73c75394e6d454affected
  • bda324fd037a6b0d44da5699574ce741ca161bc4 to < 406db68f9cb976a8ddfafd631197264f2307e9c9affected
  • bda324fd037a6b0d44da5699574ce741ca161bc4 to < cd025c1e876b4e262e71398236a1550486a73edeaffected

Linux Linux

Default version status: affected

  • 5.19affected
  • 0 to < 5.19unaffected
  • 6.6.160 to ≤ 6.6.*unaffected
  • 6.12.75 to ≤ 6.12.*unaffected
  • 6.18.16 to ≤ 6.18.*unaffected
  • 6.19.6 to ≤ 6.19.*unaffected
  • 7.0 to ≤ *unaffected

References