{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-23285","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2026-01-13T15:37:45.992Z","datePublished":"2026-03-25T10:26:44.698Z","dateUpdated":"2026-05-11T22:03:54.818Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-05-11T22:03:54.818Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrbd: fix null-pointer dereference on local read error\n\nIn drbd_request_endio(), READ_COMPLETED_WITH_ERROR is passed to\n__req_mod() with a NULL peer_device:\n\n  __req_mod(req, what, NULL, &m);\n\nThe READ_COMPLETED_WITH_ERROR handler then unconditionally passes this\nNULL peer_device to drbd_set_out_of_sync(), which dereferences it,\ncausing a null-pointer dereference.\n\nFix this by obtaining the peer_device via first_peer_device(device),\nmatching how drbd_req_destroy() handles the same situation."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/block/drbd/drbd_req.c"],"versions":[{"version":"0d11f3cf279c5ad20a41f29242f170ba3c02f2da","lessThan":"6f1d1614f841d91a4169db65812ffd1271735b42","status":"affected","versionType":"git"},{"version":"0d11f3cf279c5ad20a41f29242f170ba3c02f2da","lessThan":"1e906c08594c8f9a6a524f38ede2c4e051196106","status":"affected","versionType":"git"},{"version":"0d11f3cf279c5ad20a41f29242f170ba3c02f2da","lessThan":"4e8935053ba389ae8d6685c10854d8021931bd89","status":"affected","versionType":"git"},{"version":"0d11f3cf279c5ad20a41f29242f170ba3c02f2da","lessThan":"91df51d2df0ca4fd3281f73626341563d64a98a5","status":"affected","versionType":"git"},{"version":"0d11f3cf279c5ad20a41f29242f170ba3c02f2da","lessThan":"0d195d3b205ca90db30d70d09d7bb6909aac178f","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/block/drbd/drbd_req.c"],"versions":[{"version":"6.4","status":"affected"},{"version":"0","lessThan":"6.4","status":"unaffected","versionType":"semver"},{"version":"6.6.130","lessThanOrEqual":"6.6.*","status":"unaffected","versionType":"semver"},{"version":"6.12.77","lessThanOrEqual":"6.12.*","status":"unaffected","versionType":"semver"},{"version":"6.18.17","lessThanOrEqual":"6.18.*","status":"unaffected","versionType":"semver"},{"version":"6.19.7","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":"6.4","versionEndExcluding":"6.6.130"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.4","versionEndExcluding":"6.12.77"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.4","versionEndExcluding":"6.18.17"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.4","versionEndExcluding":"6.19.7"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.4","versionEndExcluding":"7.0"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/6f1d1614f841d91a4169db65812ffd1271735b42"},{"url":"https://git.kernel.org/stable/c/1e906c08594c8f9a6a524f38ede2c4e051196106"},{"url":"https://git.kernel.org/stable/c/4e8935053ba389ae8d6685c10854d8021931bd89"},{"url":"https://git.kernel.org/stable/c/91df51d2df0ca4fd3281f73626341563d64a98a5"},{"url":"https://git.kernel.org/stable/c/0d195d3b205ca90db30d70d09d7bb6909aac178f"}],"title":"drbd: fix null-pointer dereference on local read error","x_generator":{"engine":"bippy-1.2.0"}}}}