{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-23306","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2026-01-13T15:37:45.993Z","datePublished":"2026-03-25T10:27:01.719Z","dateUpdated":"2026-05-11T22:04:19.984Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-05-11T22:04:19.984Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nscsi: pm8001: Fix use-after-free in pm8001_queue_command()\n\nCommit e29c47fe8946 (\"scsi: pm8001: Simplify pm8001_task_exec()\") refactors\npm8001_queue_command(), however it introduces a potential cause of a double\nfree scenario when it changes the function to return -ENODEV in case of phy\ndown/device gone state.\n\nIn this path, pm8001_queue_command() updates task status and calls\ntask_done to indicate to upper layer that the task has been handled.\nHowever, this also frees the underlying SAS task. A -ENODEV is then\nreturned to the caller. When libsas sas_ata_qc_issue() receives this error\nvalue, it assumes the task wasn't handled/queued by LLDD and proceeds to\nclean up and free the task again, resulting in a double free.\n\nSince pm8001_queue_command() handles the SAS task in this case, it should\nreturn 0 to the caller indicating that the task has been handled."}],"metrics":[{"cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","baseScore":7.8,"baseSeverity":"HIGH"}}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/scsi/pm8001/pm8001_sas.c"],"versions":[{"version":"e29c47fe8946cc732b0e0d393b65b13c84bb69d0","lessThan":"ebbb852ffbc952b95ddb7e3872b67b3e74c6da47","status":"affected","versionType":"git"},{"version":"e29c47fe8946cc732b0e0d393b65b13c84bb69d0","lessThan":"8b00427317ba7b7ec91252b034009f638d0f311b","status":"affected","versionType":"git"},{"version":"e29c47fe8946cc732b0e0d393b65b13c84bb69d0","lessThan":"c5dc39f8ae055520fd778b7fb0423f11586f15c4","status":"affected","versionType":"git"},{"version":"e29c47fe8946cc732b0e0d393b65b13c84bb69d0","lessThan":"824a7672e3540962d5c77d4c6666254d7aa6f0b3","status":"affected","versionType":"git"},{"version":"e29c47fe8946cc732b0e0d393b65b13c84bb69d0","lessThan":"227ff4af00abc40b95123cc27ee8079069dcd8d7","status":"affected","versionType":"git"},{"version":"e29c47fe8946cc732b0e0d393b65b13c84bb69d0","lessThan":"38353c26db28efd984f51d426eac2396d299cca7","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/scsi/pm8001/pm8001_sas.c"],"versions":[{"version":"5.18","status":"affected"},{"version":"0","lessThan":"5.18","status":"unaffected","versionType":"semver"},{"version":"6.1.167","lessThanOrEqual":"6.1.*","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":"5.18","versionEndExcluding":"6.1.167"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.18","versionEndExcluding":"6.6.130"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.18","versionEndExcluding":"6.12.77"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.18","versionEndExcluding":"6.18.17"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.18","versionEndExcluding":"6.19.7"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.18","versionEndExcluding":"7.0"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/ebbb852ffbc952b95ddb7e3872b67b3e74c6da47"},{"url":"https://git.kernel.org/stable/c/8b00427317ba7b7ec91252b034009f638d0f311b"},{"url":"https://git.kernel.org/stable/c/c5dc39f8ae055520fd778b7fb0423f11586f15c4"},{"url":"https://git.kernel.org/stable/c/824a7672e3540962d5c77d4c6666254d7aa6f0b3"},{"url":"https://git.kernel.org/stable/c/227ff4af00abc40b95123cc27ee8079069dcd8d7"},{"url":"https://git.kernel.org/stable/c/38353c26db28efd984f51d426eac2396d299cca7"}],"title":"scsi: pm8001: Fix use-after-free in pm8001_queue_command()","x_generator":{"engine":"bippy-1.2.0"}}}}