CVE-2026-98155

{"id": "CVE-2026-98155", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.1, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.2, "exploitabilityScore": 1.8}]}, "affected": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "affectedData": [{"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "product": "Linux", "versions": [{"status": "affected", "version": "2dd67966f39a2abf8ccb4865031c722e40e01b7f", "lessThan": "5807a65f301b6c0e73a2dc03dd6f5e80a2861b72", "versionType": "git"}, {"status": "affected", "version": "08021f2d4a557d6491e3bcc288e96425f50aa3cf", "lessThan": "f4b64488f3deca63f7fbc7d7c3835b2e668003f9", "versionType": "git"}, {"status": "affected", "version": "f403094d9075d7c565a3d81002b781c325cb3c07", "lessThan": "12deeade460d47031267256ba07add51cc7eabd0", "versionType": "git"}, {"status": "affected", "version": "2feec5ae5df785658924ab6bd91280dc3926507c", "lessThan": "c72e81ee46bdd4c221114d6e9515e9b4647616d7", "versionType": "git"}, {"status": "affected", "version": "2feec5ae5df785658924ab6bd91280dc3926507c", "lessThan": "ab243f74ab4084ca5c8dec608cb5b0deb27db067", "versionType": "git"}, {"status": "affected", "version": "ee0180e77e6c8482644569632065411de844c515", "versionType": "git"}, {"status": "affected", "version": "6.6.134", "lessThan": "6.6.158", "versionType": "semver"}, {"status": "affected", "version": "6.12.81", "lessThan": "6.12.111", "versionType": "semver"}, {"status": "affected", "version": "6.18.22", "lessThan": "6.18.53", "versionType": "semver"}, {"status": "affected", "version": "6.19.12", "lessThan": "6.20", "versionType": "semver"}], "programFiles": ["drivers/accel/qaic/qaic_control.c"], "defaultStatus": "unaffected"}, {"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "product": "Linux", "versions": [{"status": "affected", "version": "7.0"}, {"status": "unaffected", "version": "0", "lessThan": "7.0", "versionType": "semver"}, {"status": "unaffected", "version": "6.6.158", "versionType": "semver", "lessThanOrEqual": "6.6.*"}, {"status": "unaffected", "version": "6.12.111", "versionType": "semver", "lessThanOrEqual": "6.12.*"}, {"status": "unaffected", "version": "6.18.53", "versionType": "semver", "lessThanOrEqual": "6.18.*"}, {"status": "unaffected", "version": "7.2.7", "versionType": "semver", "lessThanOrEqual": "7.2.*"}, {"status": "unaffected", "version": "7.3", "versionType": "original_commit_for_fix", "lessThanOrEqual": "*"}], "programFiles": ["drivers/accel/qaic/qaic_control.c"], "defaultStatus": "affected"}]}], "published": "2026-09-25T11:17:47.157", "references": [{"url": "https://git.kernel.org/stable/c/12deeade460d47031267256ba07add51cc7eabd0", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/5807a65f301b6c0e73a2dc03dd6f5e80a2861b72", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/ab243f74ab4084ca5c8dec608cb5b0deb27db067", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/c72e81ee46bdd4c221114d6e9515e9b4647616d7", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/f4b64488f3deca63f7fbc7d7c3835b2e668003f9", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-125"}]}], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\naccel/qaic: Address potential out-of-bounds read in resp_worker()\n\nAlthough 'commit 2feec5ae5df7 (\"accel/qaic: Handle DBC deactivation if the\nowner went away\")' fixes the scenario it was intended for by walking the\nmessage and only decoding QAIC_TRANS_DEACTIVATE_FROM_DEV, if present, it\nskipped over the bounds checking code that is included in decode_message().\nThis could lead to issues such as reading past the slab allocation's end,\ninfinite loops or kernel panics. For those issues to happen, a malformed\nwire message is needed to be sent from the device.\n\nInstead of duplicating the bounds checking code already present in\ndecode_message(), use the function inside resp_worker()."}], "lastModified": "2026-10-20T17:19:25.330", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "A6D60F8E-A2C0-47F9-93EB-9BAA4CC1DB65", "versionEndExcluding": "6.6.158", "versionStartIncluding": "6.6.134"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "B6582683-DBAE-426D-85A2-7EDCF73C8230", "versionEndExcluding": "6.12.111", "versionStartIncluding": "6.12.81"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "A522C41F-425F-4609-8313-A4346D7B3983", "versionEndExcluding": "6.18.53", "versionStartIncluding": "6.18.22"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "BD8391E6-2320-4953-947B-716A99890794", "versionEndExcluding": "6.20", "versionStartIncluding": "6.19.12"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:7.0:-:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "EF897730-3F1E-47A2-8B07-22535202C487"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:7.0:rc1:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "F253B622-8837-4245-BCE5-A7BF8FC76A16"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:7.0:rc2:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "4AE85AD8-4641-4E7C-A2F4-305E2CD9EE64"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:7.0:rc3:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "F666C8D8-6538-46D4-B318-87610DE64C34"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:7.0:rc4:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "02259FDA-961B-47BC-AE7F-93D7EC6E90C2"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:7.0:rc5:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "58A9FEFF-C040-420D-8F0A-BFDAAA1DF258"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:7.0:rc6:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "1D2315C0-D46F-4F85-9754-F9E5E11374A6"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:7.0:rc7:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "512EE3A8-A590-4501-9A94-5D4B268D6138"}], "operator": "OR"}]}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}