{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-43030", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-05-01T14:12:55.977Z", "datePublished": "2026-05-01T14:15:30.564Z", "dateUpdated": "2026-05-01T14:15:30.564Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-05-01T14:15:30.564Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nbpf: Fix regsafe() for pointers to packet\n\nIn case rold->reg->range == BEYOND_PKT_END && rcur->reg->range == N\nregsafe() may return true which may lead to current state with\nvalid packet range not being explored. Fix the bug."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["kernel/bpf/verifier.c"], "versions": [{"version": "95b6ec733752b31bfd166c4609d2c1b5cdde9b47", "lessThan": "b52f6d0ef7b308f9d05bbddb78749852f28e8e40", "status": "affected", "versionType": "git"}, {"version": "6d94e741a8ff818e5518da8257f5ca0aaed1f269", "lessThan": "37db6b9726d0bcf91cbdf9d63b558c50da49f968", "status": "affected", "versionType": "git"}, {"version": "6d94e741a8ff818e5518da8257f5ca0aaed1f269", "lessThan": "015a74476dc1ab6923d89f1ee009aaf43faa7185", "status": "affected", "versionType": "git"}, {"version": "6d94e741a8ff818e5518da8257f5ca0aaed1f269", "lessThan": "b99d82706bd1511bb875e3de7154698fd9215c99", "status": "affected", "versionType": "git"}, {"version": "6d94e741a8ff818e5518da8257f5ca0aaed1f269", "lessThan": "7241da033fdc507b920e092dab1f97b945cb0370", "status": "affected", "versionType": "git"}, {"version": "6d94e741a8ff818e5518da8257f5ca0aaed1f269", "lessThan": "8aebe18069394f4a79d2d82080a0f806da449996", "status": "affected", "versionType": "git"}, {"version": "6d94e741a8ff818e5518da8257f5ca0aaed1f269", "lessThan": "ca995b1462ec6db1e869100ba1fb7356bd3f22f0", "status": "affected", "versionType": "git"}, {"version": "6d94e741a8ff818e5518da8257f5ca0aaed1f269", "lessThan": "a8502a79e832b861e99218cbd2d8f4312d62e225", "status": "affected", "versionType": "git"}]}, {"product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["kernel/bpf/verifier.c"], "versions": [{"version": "5.11", "status": "affected"}, {"version": "0", "lessThan": "5.11", "status": "unaffected", "versionType": "semver"}, {"version": "5.10.253", "lessThanOrEqual": "5.10.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.15.203", "lessThanOrEqual": "5.15.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.1.168", "lessThanOrEqual": "6.1.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.6.134", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.12.81", "lessThanOrEqual": "6.12.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.18.22", "lessThanOrEqual": "6.18.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.19.12", "lessThanOrEqual": "6.19.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.0", "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": "5.10.155", "versionEndExcluding": "5.10.253"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.11", "versionEndExcluding": "5.15.203"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.11", "versionEndExcluding": "6.1.168"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.11", "versionEndExcluding": "6.6.134"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.11", "versionEndExcluding": "6.12.81"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.11", "versionEndExcluding": "6.18.22"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.11", "versionEndExcluding": "6.19.12"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.11", "versionEndExcluding": "7.0"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/b52f6d0ef7b308f9d05bbddb78749852f28e8e40"}, {"url": "https://git.kernel.org/stable/c/37db6b9726d0bcf91cbdf9d63b558c50da49f968"}, {"url": "https://git.kernel.org/stable/c/015a74476dc1ab6923d89f1ee009aaf43faa7185"}, {"url": "https://git.kernel.org/stable/c/b99d82706bd1511bb875e3de7154698fd9215c99"}, {"url": "https://git.kernel.org/stable/c/7241da033fdc507b920e092dab1f97b945cb0370"}, {"url": "https://git.kernel.org/stable/c/8aebe18069394f4a79d2d82080a0f806da449996"}, {"url": "https://git.kernel.org/stable/c/ca995b1462ec6db1e869100ba1fb7356bd3f22f0"}, {"url": "https://git.kernel.org/stable/c/a8502a79e832b861e99218cbd2d8f4312d62e225"}], "title": "bpf: Fix regsafe() for pointers to packet", "x_generator": {"engine": "bippy-1.2.0"}}}}

{}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nbpf: Fix regsafe() for pointers to packet\n\nIn case rold->reg->range == BEYOND_PKT_END && rcur->reg->range == N\nregsafe() may return true which may lead to current state with\nvalid packet range not being explored. Fix the bug."}], "id": "CVE-2026-43030", "lastModified": "2026-05-01T15:24:14.893", "metrics": {}, "published": "2026-05-01T15:16:47.557", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/015a74476dc1ab6923d89f1ee009aaf43faa7185"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/37db6b9726d0bcf91cbdf9d63b558c50da49f968"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/7241da033fdc507b920e092dab1f97b945cb0370"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/8aebe18069394f4a79d2d82080a0f806da449996"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/a8502a79e832b861e99218cbd2d8f4312d62e225"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/b52f6d0ef7b308f9d05bbddb78749852f28e8e40"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/b99d82706bd1511bb875e3de7154698fd9215c99"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/ca995b1462ec6db1e869100ba1fb7356bd3f22f0"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Awaiting Analysis"}

{}

{}