CVE-2026-52907

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-52907", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-06-09T07:44:35.366Z", "datePublished": "2026-06-09T12:36:04.617Z", "dateUpdated": "2026-08-05T12:31:30.487Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-08-05T12:31:30.487Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmedia: rockchip: rkcif: fix off by one bugs\n\nChange these comparisons from > vs >= to avoid accessing one element\nbeyond the end of the arrays.\nWhile at it, use ARRAY_SIZE instead of the _MAX enum values.\n\n[fix cosmetic issues]"}], "metrics": [{"cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "baseScore": 7.8, "baseSeverity": "HIGH"}, "scenarios": [{"lang": "en", "value": "AV:L - The vulnerable register helpers are reached only through local V4L2 capture device access (open/ioctl/streamon) on Rockchip RK3568 VICAP MIPI nodes, not via any network protocol.\nAC:L - No races or special memory layout are required; once out-of-range block/id/index values reach the helpers, the off-by-one access and resulting MMIO operations occur deterministically during normal streaming or IRQ handling.\nPR:L - Exploitation requires only local access to the V4L2 video capture device node (typically granted to unprivileged users in the video group), not root in the init namespace or special capabilities.\nUI:N - An attacker with access to the capture device can trigger the code path themselves via standard V4L2 streaming ioctls without requiring action from another user.\nS:U - Impact is confined to kernel/driver memory and Rockchip VICAP hardware programming within the same security authority; there is no VM, container, or IOMMU boundary crossing.\nC:H - The flaw is an out-of-bounds read of kernel match_data register tables; per guidance, OOB reads can leak adjacent kernel memory and enable crafting unintended MMIO offsets.\nI:H - The OOB-read value is summed into a hardware register address used by writel(), enabling misdirected MMIO writes including DMA address registers programmed during buffer queue operations.\nA:H - Out-of-bounds access can trigger KASAN/KFENCE faults or misprogrammed capture hardware leading to kernel oops, panic, or hung capture on affected Rockchip embedded systems."}]}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/media/platform/rockchip/rkcif/rkcif-capture-mipi.c"], "versions": [{"version": "1f2353f5a1af995efbf7bea44341aa0d03460b28", "lessThan": "73e119036b3a799170ed89907b4273c07306d611", "status": "affected", "versionType": "git"}, {"version": "1f2353f5a1af995efbf7bea44341aa0d03460b28", "lessThan": "e4056b84af0fc18c84b4e5741df04ecd8ca17973", "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/platform/rockchip/rkcif/rkcif-capture-mipi.c"], "versions": [{"version": "6.19", "status": "affected"}, {"version": "0", "lessThan": "6.19", "status": "unaffected", "versionType": "semver"}, {"version": "7.0.4", "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": "6.19", "versionEndExcluding": "7.0.4"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.19", "versionEndExcluding": "7.1"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/73e119036b3a799170ed89907b4273c07306d611"}, {"url": "https://git.kernel.org/stable/c/e4056b84af0fc18c84b4e5741df04ecd8ca17973"}], "title": "media: rockchip: rkcif: fix off by one bugs", "x_generator": {"engine": "bippy-1.2.0"}}}}

{}

{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "Linux", "programFiles": ["drivers/media/platform/rockchip/rkcif/rkcif-capture-mipi.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"lessThan": "73e119036b3a799170ed89907b4273c07306d611", "status": "affected", "version": "1f2353f5a1af995efbf7bea44341aa0d03460b28", "versionType": "git"}, {"lessThan": "e4056b84af0fc18c84b4e5741df04ecd8ca17973", "status": "affected", "version": "1f2353f5a1af995efbf7bea44341aa0d03460b28", "versionType": "git"}]}, {"defaultStatus": "affected", "product": "Linux", "programFiles": ["drivers/media/platform/rockchip/rkcif/rkcif-capture-mipi.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"status": "affected", "version": "6.19"}, {"lessThan": "6.19", "status": "unaffected", "version": "0", "versionType": "semver"}, {"lessThanOrEqual": "7.0.*", "status": "unaffected", "version": "7.0.4", "versionType": "semver"}, {"lessThanOrEqual": "*", "status": "unaffected", "version": "7.1", "versionType": "original_commit_for_fix"}]}], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "CDB78D6D-22C3-4154-B0D0-94AF1CE5C2E3", "versionEndExcluding": "7.0.4", "versionStartIncluding": "6.19", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmedia: rockchip: rkcif: fix off by one bugs\n\nChange these comparisons from > vs >= to avoid accessing one element\nbeyond the end of the arrays.\nWhile at it, use ARRAY_SIZE instead of the _MAX enum values.\n\n[fix cosmetic issues]"}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad:\n\nmedia: rockchip: rkcif: corregir errores de 'off-by-one'\n\nCambiar estas comparaciones de > frente a >= para evitar acceder a un elemento m\u00e1s all\u00e1 del final de los arrays.\nDe paso, usar ARRAY_SIZE en lugar de los valores de enumeraci\u00f3n _MAX.\n\n[corregir problemas est\u00e9ticos]"}], "id": "CVE-2026-52907", "lastModified": "2026-07-23T08:10:00.137", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 5.9, "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "type": "Secondary"}]}, "published": "2026-06-09T14:16:45.147", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/73e119036b3a799170ed89907b4273c07306d611"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/e4056b84af0fc18c84b4e5741df04ecd8ca17973"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-193"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "kernel: media: rockchip: rkcif: fix off by one bugs", "id": "2487001", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2487001"}, "csaw": false, "cwe": "CWE-193", "details": ["A flaw was found in the Linux kernel, specifically within the `media: rockchip: rkcif` component. This vulnerability, an off-by-one error, could lead to out-of-bounds memory access. By incorrectly handling array comparisons, the system might attempt to read or write beyond the allocated memory region, potentially causing system instability or unexpected behavior."], "name": "CVE-2026-52907", "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": "2026-06-09T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-52907\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-52907\nhttps://lore.kernel.org/linux-cve-announce/2026060914-CVE-2026-52907-99ac@gregkh/T"]}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[1f2353f5a1af995efbf7bea44341aa0d03460b28,73e119036b3a799170ed89907b4273c07306d611)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[1f2353f5a1af995efbf7bea44341aa0d03460b28,e4056b84af0fc18c84b4e5741df04ecd8ca17973)"}}], "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": "generic", "value": "6.19"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[0,6.19)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[7.0.4,7.0.*]"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[7.1-rc1,*]"}}], "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": "2026-06-09T15:00:07.483906+00:00", "updated": "2026-06-14T06:30:07.324005+00:00", "vendors": ["linux", "linux$PRODUCT$linux_kernel"]}