{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2026-46180", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-05-13T15:03:33.103Z", "datePublished": "2026-05-28T09:36:33.904Z", "dateUpdated": "2026-10-15T01:21:08.231Z" }, "containers": { "cna": { "providerMetadata": { "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-06-19T11:59:49.089Z" }, "descriptions": [ { "lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: brcmfmac: Fix potential use-after-free issue when stopping watchdog task\n\nWatchdog task might end between send_sig() and kthread_stop() calls, what\nresults in the use-after-free issue. Fix this by increasing watchdog task\nreference count before calling send_sig() and dropping it by switching to\nkthread_stop_put()." } ], "affected": [ { "product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": [ "drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c" ], "versions": [ { "version": "a9ffda88be7416b8336f644806c2b3ed3ce08b26", "lessThan": "a21f735fb1017ef89c6f9dbf4d799513b4e7bd5a", "status": "affected", "versionType": "git" }, { "version": "a9ffda88be7416b8336f644806c2b3ed3ce08b26", "lessThan": "df2e90d6a9955510f24f1dada78cfc439fd9fa88", "status": "affected", "versionType": "git" }, { "version": "a9ffda88be7416b8336f644806c2b3ed3ce08b26", "lessThan": "d616bb10de79e5c2bd8a24230a1128aeaf715615", "status": "affected", "versionType": "git" }, { "version": "a9ffda88be7416b8336f644806c2b3ed3ce08b26", "lessThan": "ed4168d1a50fef5be8eca947fbbf05a28507d265", "status": "affected", "versionType": "git" }, { "version": "a9ffda88be7416b8336f644806c2b3ed3ce08b26", "lessThan": "d16827cb1d3936f7627d0da6044483f743ebde03", "status": "affected", "versionType": "git" }, { "version": "a9ffda88be7416b8336f644806c2b3ed3ce08b26", "lessThan": "658d2e46c2e9a8eb9b80c5e803ce3c89885b3366", "status": "affected", "versionType": "git" }, { "version": "a9ffda88be7416b8336f644806c2b3ed3ce08b26", "lessThan": "908b92231e1ded53e43fcfad5e0704d83e1b803c", "status": "affected", "versionType": "git" }, { "version": "a9ffda88be7416b8336f644806c2b3ed3ce08b26", "lessThan": "c623b63580880cc742255eaed3d79804c1b91143", "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/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c" ], "versions": [ { "version": "3.3", "status": "affected" }, { "version": "0", "lessThan": "3.3", "status": "unaffected", "versionType": "semver" }, { "version": "5.10.259", "lessThanOrEqual": "5.10.*", "status": "unaffected", "versionType": "semver" }, { "version": "5.15.210", "lessThanOrEqual": "5.15.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.1.176", "lessThanOrEqual": "6.1.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.6.140", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.12.88", "lessThanOrEqual": "6.12.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.18.30", "lessThanOrEqual": "6.18.*", "status": "unaffected", "versionType": "semver" }, { "version": "7.0.7", "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": "3.3", "versionEndExcluding": "5.10.259" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.3", "versionEndExcluding": "5.15.210" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.3", "versionEndExcluding": "6.1.176" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.3", "versionEndExcluding": "6.6.140" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.3", "versionEndExcluding": "6.12.88" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.3", "versionEndExcluding": "6.18.30" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.3", "versionEndExcluding": "7.0.7" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.3", "versionEndExcluding": "7.1" } ] } ] } ], "references": [ { "url": "https://git.kernel.org/stable/c/a21f735fb1017ef89c6f9dbf4d799513b4e7bd5a" }, { "url": "https://git.kernel.org/stable/c/df2e90d6a9955510f24f1dada78cfc439fd9fa88" }, { "url": "https://git.kernel.org/stable/c/d616bb10de79e5c2bd8a24230a1128aeaf715615" }, { "url": "https://git.kernel.org/stable/c/ed4168d1a50fef5be8eca947fbbf05a28507d265" }, { "url": "https://git.kernel.org/stable/c/d16827cb1d3936f7627d0da6044483f743ebde03" }, { "url": "https://git.kernel.org/stable/c/658d2e46c2e9a8eb9b80c5e803ce3c89885b3366" }, { "url": "https://git.kernel.org/stable/c/908b92231e1ded53e43fcfad5e0704d83e1b803c" }, { "url": "https://git.kernel.org/stable/c/c623b63580880cc742255eaed3d79804c1b91143" } ], "title": "wifi: brcmfmac: Fix potential use-after-free issue when stopping watchdog task", "x_generator": { "engine": "bippy-1.2.0" } }, "adp": [ { "x_adpType": "supplier", "providerMetadata": { "orgId": "0b142b55-0307-4c5a-b3c9-f314f3fb7c5e", "shortName": "siemens-SADP", "dateUpdated": "2026-10-15T01:21:08.231Z" }, "affected": [ { "vendor": "Siemens", "product": "SIMATIC S7-1500 TM MFP - GNU/Linux subsystem", "versions": [ { "status": "affected", "version": "0", "lessThan": "*", "versionType": "custom" } ], "defaultStatus": "unknown" } ], "references": [ { "url": "https://cert-portal.siemens.com/productcert/html/ssa-784472.html" } ] } ] } }