{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-46235", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-05-13T15:03:33.106Z", "datePublished": "2026-05-28T09:41:04.419Z", "dateUpdated": "2026-05-28T09:41:04.419Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-05-28T09:41:04.419Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmedia: saa7164: add ioremap return checks and cleanups\n\nAdd checks for ioremap return values in saa7164_dev_setup(). If\nioremap for BAR0 or BAR2 fails, release the already allocated PCI\nmemory regions, remove the device from the global list, decrement\nthe device count, and return -ENODEV.\n\nThis prevents potential null pointer dereferences and ensures proper\ncleanup on memory mapping failures."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/media/pci/saa7164/saa7164-core.c"], "versions": [{"version": "443c1228d50518f3c550e1fef490a2c9d9246ce7", "lessThan": "3ce8f3057c51bb0a66aa3fab0862be74e9f88684", "status": "affected", "versionType": "git"}, {"version": "443c1228d50518f3c550e1fef490a2c9d9246ce7", "lessThan": "a9b83f46e52cf1239d780920d1a7a3e415f7b5d9", "status": "affected", "versionType": "git"}, {"version": "443c1228d50518f3c550e1fef490a2c9d9246ce7", "lessThan": "6047dc542fa404b5c187cc2c7906aaaaec6d11ed", "status": "affected", "versionType": "git"}, {"version": "443c1228d50518f3c550e1fef490a2c9d9246ce7", "lessThan": "6c22a6d8e4c1507bba504aeebe80476144a373eb", "status": "affected", "versionType": "git"}, {"version": "443c1228d50518f3c550e1fef490a2c9d9246ce7", "lessThan": "d51c60a498e83c9a79884c8e420f97e3885c9583", "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/media/pci/saa7164/saa7164-core.c"], "versions": [{"version": "2.6.32", "status": "affected"}, {"version": "0", "lessThan": "2.6.32", "status": "unaffected", "versionType": "semver"}, {"version": "6.6.140", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.12.90", "lessThanOrEqual": "6.12.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.18.32", "lessThanOrEqual": "6.18.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.0.9", "lessThanOrEqual": "7.0.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.1-rc1", "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": "2.6.32", "versionEndExcluding": "6.6.140"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.32", "versionEndExcluding": "6.12.90"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.32", "versionEndExcluding": "6.18.32"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.32", "versionEndExcluding": "7.0.9"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.32", "versionEndExcluding": "7.1-rc1"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/3ce8f3057c51bb0a66aa3fab0862be74e9f88684"}, {"url": "https://git.kernel.org/stable/c/a9b83f46e52cf1239d780920d1a7a3e415f7b5d9"}, {"url": "https://git.kernel.org/stable/c/6047dc542fa404b5c187cc2c7906aaaaec6d11ed"}, {"url": "https://git.kernel.org/stable/c/6c22a6d8e4c1507bba504aeebe80476144a373eb"}, {"url": "https://git.kernel.org/stable/c/d51c60a498e83c9a79884c8e420f97e3885c9583"}], "title": "media: saa7164: add ioremap return checks and cleanups", "x_generator": {"engine": "bippy-1.2.0"}}}}

{}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmedia: saa7164: add ioremap return checks and cleanups\n\nAdd checks for ioremap return values in saa7164_dev_setup(). If\nioremap for BAR0 or BAR2 fails, release the already allocated PCI\nmemory regions, remove the device from the global list, decrement\nthe device count, and return -ENODEV.\n\nThis prevents potential null pointer dereferences and ensures proper\ncleanup on memory mapping failures."}], "id": "CVE-2026-46235", "lastModified": "2026-05-28T13:44:01.663", "metrics": {}, "published": "2026-05-28T10:16:39.143", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/3ce8f3057c51bb0a66aa3fab0862be74e9f88684"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/6047dc542fa404b5c187cc2c7906aaaaec6d11ed"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/6c22a6d8e4c1507bba504aeebe80476144a373eb"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/a9b83f46e52cf1239d780920d1a7a3e415f7b5d9"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/d51c60a498e83c9a79884c8e420f97e3885c9583"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Awaiting Analysis"}

{"bugzilla": {"description": "kernel: media: saa7164: add ioremap return checks and cleanups", "id": "2482584", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2482584"}, "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-252", "details": ["A flaw was found in the `saa7164` media driver in the Linux kernel. This vulnerability occurs due to missing return value checks for `ioremap` calls within the `saa7164_dev_setup()` function. If `ioremap` fails for BAR0 or BAR2, it can lead to null pointer dereferences and improper cleanup of PCI memory regions. This could allow a local attacker to cause a denial of service (DoS) by triggering memory mapping failures, potentially leading to system instability or crashes."], "name": "CVE-2026-46235", "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": "Fix deferred", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Fix deferred", "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": "2026-05-28T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-46235\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-46235\nhttps://lore.kernel.org/linux-cve-announce/2026052840-CVE-2026-46235-fa92@gregkh/T"], "threat_severity": "Low"}