{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-43174","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2026-05-01T14:12:55.991Z","datePublished":"2026-05-06T11:27:48.785Z","dateUpdated":"2026-05-11T22:19:13.127Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-05-11T22:19:13.127Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nio_uring/zcrx: fix post open error handling\n\nClosing a queue doesn't guarantee that all associated page pools are\nterminated right away, let the refcounting do the work instead of\nreleasing the zcrx ctx directly."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["io_uring/zcrx.c"],"versions":[{"version":"e0793de24a9f610bd8ce106f7033b3966e7fca0e","lessThan":"18afaff077b46655a8eb6fd7f6de1b81327be577","status":"affected","versionType":"git"},{"version":"e0793de24a9f610bd8ce106f7033b3966e7fca0e","lessThan":"5d540e4508950c674d6feef1d95463d039bbf4f5","status":"affected","versionType":"git"}]},{"product":"Linux","vendor":"Linux","defaultStatus":"affected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["io_uring/zcrx.c"],"versions":[{"version":"6.15","status":"affected"},{"version":"0","lessThan":"6.15","status":"unaffected","versionType":"semver"},{"version":"6.19.6","lessThanOrEqual":"6.19.*","status":"unaffected","versionType":"semver"},{"version":"7.0","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":"6.15","versionEndExcluding":"6.19.6"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.15","versionEndExcluding":"7.0"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/18afaff077b46655a8eb6fd7f6de1b81327be577"},{"url":"https://git.kernel.org/stable/c/5d540e4508950c674d6feef1d95463d039bbf4f5"}],"title":"io_uring/zcrx: fix post open error handling","x_generator":{"engine":"bippy-1.2.0"}}}}