{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-23263","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2026-01-13T15:37:45.990Z","datePublished":"2026-03-18T17:41:09.330Z","dateUpdated":"2026-05-11T22:03:28.689Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-05-11T22:03:28.689Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nio_uring/zcrx: fix page array leak\n\nd9f595b9a65e (\"io_uring/zcrx: fix leaking pages on sg init fail\") fixed\na page leakage but didn't free the page array, release it as well."}],"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":"b84621d96ee0221e0bfbf9f477bbec7a5077c464","lessThan":"64cf3016234ce8a6e4195ed1b2d9e2a1ae41b57d","status":"affected","versionType":"git"},{"version":"b84621d96ee0221e0bfbf9f477bbec7a5077c464","lessThan":"0ae91d8ab70922fb74c22c20bedcb69459579b1c","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":"6.17","status":"affected"},{"version":"0","lessThan":"6.17","status":"unaffected","versionType":"semver"},{"version":"6.18.10","lessThanOrEqual":"6.18.*","status":"unaffected","versionType":"semver"},{"version":"6.19","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":"6.17","versionEndExcluding":"6.18.10"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.17","versionEndExcluding":"6.19"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/64cf3016234ce8a6e4195ed1b2d9e2a1ae41b57d"},{"url":"https://git.kernel.org/stable/c/0ae91d8ab70922fb74c22c20bedcb69459579b1c"}],"title":"io_uring/zcrx: fix page array leak","x_generator":{"engine":"bippy-1.2.0"}}}}