CVE-2022-50301

{"id": "CVE-2022-50301", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.8, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 1.8}]}, "published": "2025-09-15T15:15:41.597", "references": [{"url": "https://git.kernel.org/stable/c/0c7043a5b5c3b35f5dc8875757f71e7f491d64d4", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/184233a5202786b20220acd2d04ddf909ef18f29", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/2fee0dbfaeaaa4bda04279ce772c4572b1429d04", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/4010a1afaae1c0fb9c2cac5de703bed29b1f1782", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/648472df221f2bbffb433b964bcb87baccc586d8", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/706e359cf046c142db290244c3f4938b20fbe805", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/9814cc350e0765ce69244bf55ae4c8b29facd27e", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/bd0438f534b2e31b12f0b39b355c5dc2bbdaf854", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/ec53b99b6b9da8b501f001595a6260c03b42d5b7", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-787"}]}], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\niommu/omap: Fix buffer overflow in debugfs\n\nThere are two issues here:\n\n1) The \"len\" variable needs to be checked before the very first write.\n Otherwise if omap2_iommu_dump_ctx() with \"bytes\" less than 32 it is a\n buffer overflow.\n2) The snprintf() function returns the number of bytes that *would* have\n been copied if there were enough space. But we want to know the\n number of bytes which were *actually* copied so use scnprintf()\n instead."}], "lastModified": "2025-12-04T15:32:33.170", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "483879DF-4323-439A-BA93-B8677307A549", "versionEndExcluding": "4.9.331", "versionStartIncluding": "3.19"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "1927ABC6-E0D2-478F-B103-B982A42D1158", "versionEndExcluding": "4.14.296", "versionStartIncluding": "4.10"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "D6B62970-1FAD-4ED6-930A-23E26A8D2E08", "versionEndExcluding": "4.19.262", "versionStartIncluding": "4.15"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "125F7133-B3B7-4175-8CF3-FF0845483254", "versionEndExcluding": "5.4.220", "versionStartIncluding": "4.20"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "C495821C-2A71-4F09-BED8-6A6EB4C9BA27", "versionEndExcluding": "5.10.150", "versionStartIncluding": "5.5"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "6D945F46-F32F-4C09-8400-C3477E22A9FB", "versionEndExcluding": "5.15.75", "versionStartIncluding": "5.11"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "19B4C3A4-E5C3-41DC-BB14-BE72858E7D35", "versionEndExcluding": "5.19.17", "versionStartIncluding": "5.16"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "5BCD8201-B847-4442-B894-70D430128DEF", "versionEndExcluding": "6.0.3", "versionStartIncluding": "6.0"}], "operator": "OR"}]}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}