{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-53296", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-06-09T07:44:35.396Z", "datePublished": "2026-06-26T19:40:54.341Z", "dateUpdated": "2026-06-26T19:40:54.341Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-06-26T19:40:54.341Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmailbox: mailbox-test: free channels on probe error\n\nOn probe error, free the previously obtained channels. This not only\nprevents a leak, but also UAF scenarios because the client structure\nwill be removed nonetheless because it was allocated with devm."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/mailbox/mailbox-test.c"], "versions": [{"version": "8ea4484d0c2bb4e2152261943fa1a3522654b1c7", "lessThan": "0ad8c4a03a358de7811ba1ab8cbd1fe76ad0ff6b", "status": "affected", "versionType": "git"}, {"version": "8ea4484d0c2bb4e2152261943fa1a3522654b1c7", "lessThan": "15c4cc3850cfe1b973eb7b63c02314b267f06a64", "status": "affected", "versionType": "git"}, {"version": "8ea4484d0c2bb4e2152261943fa1a3522654b1c7", "lessThan": "187069ccc3474516af32350e20d7e449160fa6de", "status": "affected", "versionType": "git"}, {"version": "8ea4484d0c2bb4e2152261943fa1a3522654b1c7", "lessThan": "81c9e7e4030e71391ab479c4c6e17b64802577aa", "status": "affected", "versionType": "git"}, {"version": "8ea4484d0c2bb4e2152261943fa1a3522654b1c7", "lessThan": "6c6ce2ccb4fcf1617fec83f91b21aa0265f30701", "status": "affected", "versionType": "git"}, {"version": "8ea4484d0c2bb4e2152261943fa1a3522654b1c7", "lessThan": "742001919653e7313b4e91780c5d108be1692365", "status": "affected", "versionType": "git"}, {"version": "8ea4484d0c2bb4e2152261943fa1a3522654b1c7", "lessThan": "02beb178e2e159daeb8f992d7abb16a37da31664", "status": "affected", "versionType": "git"}, {"version": "8ea4484d0c2bb4e2152261943fa1a3522654b1c7", "lessThan": "c02053a9055d5fdfd32432287cca8958db1d5bc5", "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/mailbox/mailbox-test.c"], "versions": [{"version": "4.4", "status": "affected"}, {"version": "0", "lessThan": "4.4", "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": "6.6.141", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.12.91", "lessThanOrEqual": "6.12.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.18.33", "lessThanOrEqual": "6.18.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.0.10", "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": "4.4", "versionEndExcluding": "5.10.258"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.4", "versionEndExcluding": "5.15.209"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.4", "versionEndExcluding": "6.1.175"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.4", "versionEndExcluding": "6.6.141"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.4", "versionEndExcluding": "6.12.91"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.4", "versionEndExcluding": "6.18.33"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.4", "versionEndExcluding": "7.0.10"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.4", "versionEndExcluding": "7.1"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/0ad8c4a03a358de7811ba1ab8cbd1fe76ad0ff6b"}, {"url": "https://git.kernel.org/stable/c/15c4cc3850cfe1b973eb7b63c02314b267f06a64"}, {"url": "https://git.kernel.org/stable/c/187069ccc3474516af32350e20d7e449160fa6de"}, {"url": "https://git.kernel.org/stable/c/81c9e7e4030e71391ab479c4c6e17b64802577aa"}, {"url": "https://git.kernel.org/stable/c/6c6ce2ccb4fcf1617fec83f91b21aa0265f30701"}, {"url": "https://git.kernel.org/stable/c/742001919653e7313b4e91780c5d108be1692365"}, {"url": "https://git.kernel.org/stable/c/02beb178e2e159daeb8f992d7abb16a37da31664"}, {"url": "https://git.kernel.org/stable/c/c02053a9055d5fdfd32432287cca8958db1d5bc5"}], "title": "mailbox: mailbox-test: free channels on probe error", "x_generator": {"engine": "bippy-1.2.0"}}}}

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