{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-23470", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-01-13T15:37:46.021Z", "datePublished": "2026-04-03T15:15:49.507Z", "dateUpdated": "2026-04-03T15:15:49.507Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-04-03T15:15:49.507Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/imagination: Fix deadlock in soft reset sequence\n\nThe soft reset sequence is currently executed from the threaded IRQ\nhandler, hence it cannot call disable_irq() which internally waits\nfor IRQ handlers, i.e. itself, to complete.\n\nUse disable_irq_nosync() during a soft reset instead."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/gpu/drm/imagination/pvr_power.c"], "versions": [{"version": "cc1aeedb98ad347c06ff59e991b2f94dfb4c565d", "lessThan": "f99e8b813ae5ce8ffd62c33f5753bf0a008af4b1", "status": "affected", "versionType": "git"}, {"version": "cc1aeedb98ad347c06ff59e991b2f94dfb4c565d", "lessThan": "9497b1f309436971726e229aa6026954ea7c28e9", "status": "affected", "versionType": "git"}, {"version": "cc1aeedb98ad347c06ff59e991b2f94dfb4c565d", "lessThan": "6f39b48a2d3b1fe83f99477250cd0cd67ca1e1c6", "status": "affected", "versionType": "git"}, {"version": "cc1aeedb98ad347c06ff59e991b2f94dfb4c565d", "lessThan": "a55c2a5c8d680156495b7b1e2a9f5a3e313ba524", "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/gpu/drm/imagination/pvr_power.c"], "versions": [{"version": "6.8", "status": "affected"}, {"version": "0", "lessThan": "6.8", "status": "unaffected", "versionType": "semver"}, {"version": "6.12.78", "lessThanOrEqual": "6.12.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.18.20", "lessThanOrEqual": "6.18.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.19.10", "lessThanOrEqual": "6.19.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.0-rc5", "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": "6.8", "versionEndExcluding": "6.12.78"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.8", "versionEndExcluding": "6.18.20"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.8", "versionEndExcluding": "6.19.10"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.8", "versionEndExcluding": "7.0-rc5"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/f99e8b813ae5ce8ffd62c33f5753bf0a008af4b1"}, {"url": "https://git.kernel.org/stable/c/9497b1f309436971726e229aa6026954ea7c28e9"}, {"url": "https://git.kernel.org/stable/c/6f39b48a2d3b1fe83f99477250cd0cd67ca1e1c6"}, {"url": "https://git.kernel.org/stable/c/a55c2a5c8d680156495b7b1e2a9f5a3e313ba524"}], "title": "drm/imagination: Fix deadlock in soft reset sequence", "x_generator": {"engine": "bippy-1.2.0"}}}}

{}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/imagination: Fix deadlock in soft reset sequence\n\nThe soft reset sequence is currently executed from the threaded IRQ\nhandler, hence it cannot call disable_irq() which internally waits\nfor IRQ handlers, i.e. itself, to complete.\n\nUse disable_irq_nosync() during a soft reset instead."}], "id": "CVE-2026-23470", "lastModified": "2026-04-07T13:20:55.200", "metrics": {}, "published": "2026-04-03T16:16:34.630", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/6f39b48a2d3b1fe83f99477250cd0cd67ca1e1c6"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/9497b1f309436971726e229aa6026954ea7c28e9"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/a55c2a5c8d680156495b7b1e2a9f5a3e313ba524"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/f99e8b813ae5ce8ffd62c33f5753bf0a008af4b1"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Awaiting Analysis"}

{"bugzilla": {"description": "kernel: drm/imagination: Fix deadlock in soft reset sequence", "id": "2454836", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2454836"}, "csaw": false, "cwe": "CWE-833", "details": ["A flaw was found in the Linux kernel's `drm/imagination` driver. A local attacker could potentially trigger a deadlock condition during the soft reset sequence. This occurs because the soft reset sequence, when executed from a threaded Interrupt Request (IRQ) handler, attempts to disable IRQs while waiting for itself to complete. This can lead to a system hang or unresponsiveness, resulting in a Denial of Service (DoS)."], "name": "CVE-2026-23470", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Not affected", "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": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "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": "2026-04-03T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-23470\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-23470\nhttps://lore.kernel.org/linux-cve-announce/2026040322-CVE-2026-23470-a491@gregkh/T"]}