CVE-2026-45921

{"id": "CVE-2026-45921", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.5, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 1.8}]}, "affected": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "affectedData": [{"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "product": "Linux", "versions": [{"status": "affected", "version": "00a3588084bee6f37bb2b1d343f96900cfe049bc", "lessThan": "0f5e62ea5c43146eacdc6861cb1022ffae1b79bc", "versionType": "git"}, {"status": "affected", "version": "00a3588084bee6f37bb2b1d343f96900cfe049bc", "lessThan": "e97f5fac8ce9a6b9ec724c97d86b0985e915fdca", "versionType": "git"}, {"status": "affected", "version": "00a3588084bee6f37bb2b1d343f96900cfe049bc", "lessThan": "ec121ad626c319085f6d40a52cd04e99b4554926", "versionType": "git"}, {"status": "affected", "version": "00a3588084bee6f37bb2b1d343f96900cfe049bc", "lessThan": "971e9c53aed82f17a9c6a65daa4e21cc15eba5b1", "versionType": "git"}, {"status": "affected", "version": "00a3588084bee6f37bb2b1d343f96900cfe049bc", "lessThan": "980ce2b02dd06a4fdf5fee38b2e14becf9cf7b8b", "versionType": "git"}], "programFiles": ["drivers/mtd/parsers/tplink_safeloader.c"], "defaultStatus": "unaffected"}, {"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "product": "Linux", "versions": [{"status": "affected", "version": "6.2"}, {"status": "unaffected", "version": "0", "lessThan": "6.2", "versionType": "semver"}, {"status": "unaffected", "version": "6.6.128", "versionType": "semver", "lessThanOrEqual": "6.6.*"}, {"status": "unaffected", "version": "6.12.75", "versionType": "semver", "lessThanOrEqual": "6.12.*"}, {"status": "unaffected", "version": "6.18.14", "versionType": "semver", "lessThanOrEqual": "6.18.*"}, {"status": "unaffected", "version": "6.19.4", "versionType": "semver", "lessThanOrEqual": "6.19.*"}, {"status": "unaffected", "version": "7.0", "versionType": "original_commit_for_fix", "lessThanOrEqual": "*"}], "programFiles": ["drivers/mtd/parsers/tplink_safeloader.c"], "defaultStatus": "affected"}]}], "published": "2026-05-27T14:17:07.070", "references": [{"url": "https://git.kernel.org/stable/c/0f5e62ea5c43146eacdc6861cb1022ffae1b79bc", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/971e9c53aed82f17a9c6a65daa4e21cc15eba5b1", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/980ce2b02dd06a4fdf5fee38b2e14becf9cf7b8b", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/e97f5fac8ce9a6b9ec724c97d86b0985e915fdca", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/ec121ad626c319085f6d40a52cd04e99b4554926", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-401"}]}], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmtd: parsers: Fix memory leak in mtd_parser_tplink_safeloader_parse()\n\nThe function mtd_parser_tplink_safeloader_parse() allocates buf via\nmtd_parser_tplink_safeloader_read_table(). If the allocation for\nparts[idx].name fails inside the loop, the code jumps to the err_free\nlabel without freeing buf, leading to a memory leak.\n\nFix this by freeing the temporary buffer buf in the err_free label.\n\nCompile tested only. Issue found using a prototype static analysis tool\nand code review."}], "lastModified": "2026-06-24T17:22:07.937", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "851E9353-6C09-4CC9-877E-E09DB164A3C2", "versionEndExcluding": "6.6.128", "versionStartIncluding": "6.2"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "BCE16369-98ED-41CF-8995-DFDC10B288D2", "versionEndExcluding": "6.12.75", "versionStartIncluding": "6.7"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "BF463CB7-1F58-4607-B847-77ED23E4B9B7", "versionEndExcluding": "6.18.14", "versionStartIncluding": "6.13"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "672A3E79-EC03-479D-8503-361DFBDC8092", "versionEndExcluding": "6.19.4", "versionStartIncluding": "6.19"}], "operator": "OR"}]}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}