CVE-2026-17523

{"id": "CVE-2026-17523", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-17523", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "total"}], "version": "2.0.3", "timestamp": "2026-07-27T13:44:24.567768Z"}}], "cvssMetricV31": [{"type": "Secondary", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.8, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "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": "c53a6ee88b0a91bd012ef1b7988c0b93dae6f24d", "lessThan": "79305a826f872fe446c6fbf8450f515053ef6951", "versionType": "git"}, {"status": "affected", "version": "c53a6ee88b0a91bd012ef1b7988c0b93dae6f24d", "lessThan": "bf74aa86e111aa3b2fbb25db37e3a3fab71b5b68", "versionType": "git"}], "programFiles": ["net/can/bcm.c"], "defaultStatus": "unaffected"}, {"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "product": "Linux", "versions": [{"status": "affected", "version": "2.6.29"}, {"status": "unaffected", "version": "0", "lessThan": "2.6.29", "versionType": "semver"}, {"status": "unaffected", "version": "4.19.226", "versionType": "semver", "lessThanOrEqual": "4.19.*"}, {"status": "unaffected", "version": "5.4", "versionType": "original_commit_for_fix", "lessThanOrEqual": "*"}], "programFiles": ["net/can/bcm.c"], "defaultStatus": "affected"}]}], "published": "2026-07-27T10:16:36.270", "references": [{"url": "https://git.kernel.org/stable/c/79305a826f872fe446c6fbf8450f515053ef6951", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/bf74aa86e111aa3b2fbb25db37e3a3fab71b5b68", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "NVD-CWE-noinfo"}]}], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ncan: bcm: switch timer to HRTIMER_MODE_SOFT and remove hrtimer_tasklet\n\nThis patch switches the timer to HRTIMER_MODE_SOFT, which executed the\ntimer callback in softirq context and removes the hrtimer_tasklet."}], "lastModified": "2026-10-02T15:12:08.460", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "94D14425-D2B2-4E27-A3EA-364A6BBD1276", "versionEndExcluding": "4.19.226", "versionStartIncluding": "2.6.29.1"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "3C81B8E4-6B6E-4B60-8C86-17CEFE36F072", "versionEndExcluding": "5.4", "versionStartIncluding": "4.20"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:2.6.29:-:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "EE6EED15-2E34-47D9-8619-78B03F2E294F"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:2.6.29:rc2:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "89EA3CF3-0AB7-4648-96BA-25E978D2C8C2"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:2.6.29:rc3:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "92058AE0-2E52-4304-B4C6-871AB1CE42DF"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:2.6.29:rc4:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "C41EF454-F2F4-4B85-BF76-9CC52A087AF0"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:2.6.29:rc5:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "9114A0F3-C729-44D8-AB8A-9078DCD43C51"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:2.6.29:rc6:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "9B630045-5F5B-422B-9947-D899599146F8"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:2.6.29:rc7:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "5ADBCB22-86AE-487D-8C52-86DFE6B5E9C4"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:2.6.29:rc8:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "BF46B929-FA99-4BF7-97FC-0F795CD511A1"}], "operator": "OR"}]}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}