CVE-2026-53279

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Since i2c_get_adapter() takes another\nreference to the adapter, deregistration hangs indefinitely while\nwaiting for the reference to be released.\n\nFix this by only destroying adapters allocated during LVDS init on\nerrors."}], "id": "CVE-2026-53279", "lastModified": "2026-11-06T17:18:18.103", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 5.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-53279", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-11-06T16:24:56.777829Z", "version": "2.0.3"}}]}, "published": "2026-06-26T20:17:19.383", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/4e04b564c005c9900643c56656d751ad677889be"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/5fe9f505d8578852c30668567bc3ce52e776e8c7"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/657a091ab6d01d0091b77660c75cfed573c9a53e"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/7877f7e231a8bd5c817af1491276550a5e195cd7"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/ab9256936b58eb178caddcf5b5b1638f079909d2"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/f6fc44af3bbd5ab0fb6bdec6f47decca11b38425"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "NVD-CWE-noinfo"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "kernel: drm/gma500/oaktrail_lvds: fix hang on init failure", "id": "2493780", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2493780"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.5", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "status": "draft"}, "cwe": "CWE-833", "details": ["In the Linux kernel, the following vulnerability has been resolved:\ndrm/gma500/oaktrail_lvds: fix hang on init failure\nThe LVDS init code looks up an I2C adapter using i2c_get_adapter() and\ntries to read the EDID before falling back to allocating and registering\nits own adapter.\nThe error handling does not separate these cases so on a late init\nfailure it will try to deregister and free also an adapter that had\npreviously been registered. Since i2c_get_adapter() takes another\nreference to the adapter, deregistration hangs indefinitely while\nwaiting for the reference to be released.\nFix this by only destroying adapters allocated during LVDS init on\nerrors.", "A flaw was found in the Linux kernel's drm/gma500/oaktrail_lvds component. This issue occurs during the initialization of the Low-Voltage Differential Signaling (LVDS) display interface. Due to improper error handling, the system may attempt to deregister an I2C adapter that is still in use, causing the system to hang indefinitely. This can lead to a Denial of Service (DoS), making the system unresponsive."], "name": "CVE-2026-53279", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Fix deferred", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Fix deferred", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Fix deferred", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2026-06-26T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-53279\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-53279\nhttps://lore.kernel.org/linux-cve-announce/2026062614-CVE-2026-53279-8f17@gregkh/T"], "threat_severity": "Low"}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[a57ebfc0b4da16a3f36bfebb158198aab3e340f8,5fe9f505d8578852c30668567bc3ce52e776e8c7)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[a57ebfc0b4da16a3f36bfebb158198aab3e340f8,4e04b564c005c9900643c56656d751ad677889be)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[a57ebfc0b4da16a3f36bfebb158198aab3e340f8,7877f7e231a8bd5c817af1491276550a5e195cd7)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[a57ebfc0b4da16a3f36bfebb158198aab3e340f8,ab9256936b58eb178caddcf5b5b1638f079909d2)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[a57ebfc0b4da16a3f36bfebb158198aab3e340f8,f6fc44af3bbd5ab0fb6bdec6f47decca11b38425)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[a57ebfc0b4da16a3f36bfebb158198aab3e340f8,657a091ab6d01d0091b77660c75cfed573c9a53e)"}}], "enrichment": {"confidence": 99.0, "confidence_source": "inferred", "scores": [{"score": 99.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "Linux", "source": "cna", "vendor": "Linux"}, "product": "linux_kernel", "vendor": "linux"}, {"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "6.0"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[0,6.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[6.1.175,6.2.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[6.6.141,6.7.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[6.12.91,6.13.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[6.18.33,6.19.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[7.0.10,7.1.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[7.1,*]"}}], "enrichment": {"confidence": 99.0, "confidence_source": "inferred", "scores": [{"score": 99.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "Linux", "source": "cna", "vendor": "Linux"}, "product": "linux_kernel", "vendor": "linux"}], "created": "2026-06-26T22:45:05.772250+00:00", "updated": "2026-08-12T08:45:02.333105+00:00", "vendors": ["linux", "linux$PRODUCT$linux_kernel"]}