{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-72092","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2026-08-09T03:40:39.905Z","datePublished":"2026-08-15T05:52:39.120Z","dateUpdated":"2026-08-17T05:08:03.359Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-08-17T05:08:03.359Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\naccel/amdxdna: reject command submission on devices without a submit op\n\namdxdna_cmd_submit() calls xdna->dev_info->ops->cmd_submit()\nunconditionally, but only aie2_dev_ops defines that callback.\naie4_vf_ops (the AIE4 SR-IOV virtual function) does not, so a user\nAMDXDNA_EXEC_CMD ioctl on an AIE4 device reaches a NULL function-pointer\ncall and oopses the kernel. AIE4 submits work through a mapped user queue\nand doorbell, not this ioctl path.\n\nReject the submission early with -EOPNOTSUPP when the device provides no\ncmd_submit op, so the shared EXEC ioctl is a clean no-op on such devices.\n\nFound by 0sec automated security-research tooling (https://0sec.ai)."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/accel/amdxdna/amdxdna_ctx.c"],"versions":[{"version":"aac243092b707bb3018e951d470cc1a9bcbaba6c","lessThan":"af7a4c2caa7a191d6e7ed33903b69f9901874cd0","status":"affected","versionType":"git"},{"version":"aac243092b707bb3018e951d470cc1a9bcbaba6c","lessThan":"f7d08603c87bae19ca3e424da5ab6d0aee81886e","status":"affected","versionType":"git"},{"version":"aac243092b707bb3018e951d470cc1a9bcbaba6c","lessThan":"38953513d7313992676d4136cd425cdb70c6278e","status":"affected","versionType":"git"}]},{"product":"Linux","vendor":"Linux","defaultStatus":"affected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/accel/amdxdna/amdxdna_ctx.c"],"versions":[{"version":"6.14","status":"affected"},{"version":"0","lessThan":"6.14","status":"unaffected","versionType":"semver"},{"version":"6.18.42","lessThanOrEqual":"6.18.*","status":"unaffected","versionType":"semver"},{"version":"7.1.5","lessThanOrEqual":"7.1.*","status":"unaffected","versionType":"semver"},{"version":"7.2","lessThanOrEqual":"*","status":"unaffected","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.14","versionEndExcluding":"6.18.42"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.14","versionEndExcluding":"7.1.5"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.14","versionEndExcluding":"7.2"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/af7a4c2caa7a191d6e7ed33903b69f9901874cd0"},{"url":"https://git.kernel.org/stable/c/f7d08603c87bae19ca3e424da5ab6d0aee81886e"},{"url":"https://git.kernel.org/stable/c/38953513d7313992676d4136cd425cdb70c6278e"}],"title":"accel/amdxdna: reject command submission on devices without a submit op","x_generator":{"engine":"bippy-1.2.0"}}}}