{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-46070","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2026-05-13T15:03:33.095Z","datePublished":"2026-05-27T12:57:54.345Z","dateUpdated":"2026-06-14T17:52:06.614Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-06-14T17:52:06.614Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nmd/raid5: validate payload size before accessing journal metadata\n\nr5c_recovery_analyze_meta_block() and\nr5l_recovery_verify_data_checksum_for_mb() iterate over payloads in a\njournal metadata block using on-disk payload size fields without\nvalidating them against the remaining space in the metadata block.\n\nA corrupted journal contains payload sizes extending beyond the PAGE_SIZE\nboundary can cause out-of-bounds reads when accessing payload fields or\ncomputing offsets.\n\nAdd bounds validation for each payload type to ensure the full payload\nfits within meta_size before processing."}],"metrics":[{"cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H","baseScore":7.1,"baseSeverity":"HIGH"}}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/md/raid5-cache.c"],"versions":[{"version":"b4c625c67362b3940f619c1a836b4e8329106658","lessThan":"c96c6f01d84b5c67db1bf1cc8591c0b7146826fc","status":"affected","versionType":"git"},{"version":"b4c625c67362b3940f619c1a836b4e8329106658","lessThan":"ef4851d8324fd978ca1ff9ec76a275438f887743","status":"affected","versionType":"git"},{"version":"b4c625c67362b3940f619c1a836b4e8329106658","lessThan":"28d3ff7109c66e99dc1b7cddacb5c760849620ef","status":"affected","versionType":"git"},{"version":"b4c625c67362b3940f619c1a836b4e8329106658","lessThan":"33698bd1b2db9764a29df7751533d33967ff5c98","status":"affected","versionType":"git"},{"version":"b4c625c67362b3940f619c1a836b4e8329106658","lessThan":"c3a1cf78bd1bbb51b2cc5189b4743056553c1e0e","status":"affected","versionType":"git"},{"version":"b4c625c67362b3940f619c1a836b4e8329106658","lessThan":"73ce72edd113374801045924d4417199963f73a3","status":"affected","versionType":"git"},{"version":"b4c625c67362b3940f619c1a836b4e8329106658","lessThan":"406aa86394ead347c47428fb51b6359bdaa2257d","status":"affected","versionType":"git"},{"version":"b4c625c67362b3940f619c1a836b4e8329106658","lessThan":"b0cc3ae97e893bf54bbce447f4e9fd2e0b88bff9","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/md/raid5-cache.c"],"versions":[{"version":"4.10","status":"affected"},{"version":"0","lessThan":"4.10","status":"unaffected","versionType":"semver"},{"version":"5.10.258","lessThanOrEqual":"5.10.*","status":"unaffected","versionType":"semver"},{"version":"5.15.209","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"6.1.175","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.6.140","lessThanOrEqual":"6.6.*","status":"unaffected","versionType":"semver"},{"version":"6.12.86","lessThanOrEqual":"6.12.*","status":"unaffected","versionType":"semver"},{"version":"6.18.27","lessThanOrEqual":"6.18.*","status":"unaffected","versionType":"semver"},{"version":"7.0.4","lessThanOrEqual":"7.0.*","status":"unaffected","versionType":"semver"},{"version":"7.1","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":"4.10","versionEndExcluding":"5.10.258"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.10","versionEndExcluding":"5.15.209"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.10","versionEndExcluding":"6.1.175"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.10","versionEndExcluding":"6.6.140"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.10","versionEndExcluding":"6.12.86"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.10","versionEndExcluding":"6.18.27"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.10","versionEndExcluding":"7.0.4"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.10","versionEndExcluding":"7.1"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/c96c6f01d84b5c67db1bf1cc8591c0b7146826fc"},{"url":"https://git.kernel.org/stable/c/ef4851d8324fd978ca1ff9ec76a275438f887743"},{"url":"https://git.kernel.org/stable/c/28d3ff7109c66e99dc1b7cddacb5c760849620ef"},{"url":"https://git.kernel.org/stable/c/33698bd1b2db9764a29df7751533d33967ff5c98"},{"url":"https://git.kernel.org/stable/c/c3a1cf78bd1bbb51b2cc5189b4743056553c1e0e"},{"url":"https://git.kernel.org/stable/c/73ce72edd113374801045924d4417199963f73a3"},{"url":"https://git.kernel.org/stable/c/406aa86394ead347c47428fb51b6359bdaa2257d"},{"url":"https://git.kernel.org/stable/c/b0cc3ae97e893bf54bbce447f4e9fd2e0b88bff9"}],"title":"md/raid5: validate payload size before accessing journal metadata","x_generator":{"engine":"bippy-1.2.0"}}}}