{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-64049", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-07-19T07:54:57.029Z", "datePublished": "2026-07-19T15:39:33.308Z", "dateUpdated": "2026-07-19T15:39:33.308Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-07-19T15:39:33.308Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/msm/adreno: fix userspace-triggered crash on a2xx-a4xx\n\nBefore a5xx Adreno driver will not try fetching UBWC params (because\nthose generations didn't support UBWC anyway), however it's still\npossible to query UBWC-related params from the userspace, triggering\npossible NULL pointer dereference. Check for UBWC config in\nadreno_get_param() and return sane defaults if there is none.\n\nPatchwork: https://patchwork.freedesktop.org/patch/717778/"}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/gpu/drm/msm/adreno/adreno_gpu.c"], "versions": [{"version": "a452510aad53f665eb422784ff525c4889aa246f", "lessThan": "eea43d5ed45089705bc5d70971c39076962d5951", "status": "affected", "versionType": "git"}, {"version": "a452510aad53f665eb422784ff525c4889aa246f", "lessThan": "22fc33d9b67694b24e0deb3f08c622464338cecb", "status": "affected", "versionType": "git"}, {"version": "a452510aad53f665eb422784ff525c4889aa246f", "lessThan": "2b4abf879360ea00a9e2b46d2d15dcdbc0687eed", "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/msm/adreno/adreno_gpu.c"], "versions": [{"version": "6.17", "status": "affected"}, {"version": "0", "lessThan": "6.17", "status": "unaffected", "versionType": "semver"}, {"version": "6.18.34", "lessThanOrEqual": "6.18.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.0.11", "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": "6.17", "versionEndExcluding": "6.18.34"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.17", "versionEndExcluding": "7.0.11"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.17", "versionEndExcluding": "7.1"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/eea43d5ed45089705bc5d70971c39076962d5951"}, {"url": "https://git.kernel.org/stable/c/22fc33d9b67694b24e0deb3f08c622464338cecb"}, {"url": "https://git.kernel.org/stable/c/2b4abf879360ea00a9e2b46d2d15dcdbc0687eed"}], "title": "drm/msm/adreno: fix userspace-triggered crash on a2xx-a4xx", "x_generator": {"engine": "bippy-1.2.0"}}}}

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{"bugzilla": {"description": "kernel: drm/msm/adreno: fix userspace-triggered crash on a2xx-a4xx", "id": "2502581", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2502581"}, "csaw": false, "cwe": "CWE-476", "details": ["A flaw was found in the Linux kernel's Adreno Graphics Processing Unit (GPU) driver. This vulnerability allows a local user to trigger a system crash by querying unsupported Universal Bandwidth Compression (UBWC) parameters from userspace. This can lead to a Denial of Service (DoS), making the system unavailable."], "name": "CVE-2026-64049", "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": "2026-07-19T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-64049\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-64049\nhttps://lore.kernel.org/linux-cve-announce/2026071908-CVE-2026-64049-5474@gregkh/T"], "threat_severity": "Moderate"}

{}