{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2023-54030","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2025-12-24T10:53:46.180Z","datePublished":"2025-12-24T10:55:58.124Z","dateUpdated":"2026-05-11T19:54:04.456Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-05-11T19:54:04.456Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nio_uring/net: don't overflow multishot recv\n\nDon't allow overflowing multishot recv CQEs, it might get out of\nhand, hurt performance, and in the worst case scenario OOM the task."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["io_uring/net.c"],"versions":[{"version":"b3fdea6ecb55c3ceea866ff66486927e51a982b3","lessThan":"1e2db9837be7d24a2a74eb3f3906d0872bee8907","status":"affected","versionType":"git"},{"version":"b3fdea6ecb55c3ceea866ff66486927e51a982b3","lessThan":"b2e74db55dd93d6db22a813c9a775b5dbf87c560","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/net.c"],"versions":[{"version":"6.0","status":"affected"},{"version":"0","lessThan":"6.0","status":"unaffected","versionType":"semver"},{"version":"6.5.3","lessThanOrEqual":"6.5.*","status":"unaffected","versionType":"semver"},{"version":"6.6","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":"6.0","versionEndExcluding":"6.5.3"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.0","versionEndExcluding":"6.6"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/1e2db9837be7d24a2a74eb3f3906d0872bee8907"},{"url":"https://git.kernel.org/stable/c/b2e74db55dd93d6db22a813c9a775b5dbf87c560"}],"title":"io_uring/net: don't overflow multishot recv","x_generator":{"engine":"bippy-1.2.0"}}}}