{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-72228","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2026-08-09T03:40:39.913Z","datePublished":"2026-08-15T05:54:19.775Z","dateUpdated":"2026-08-17T05:10:44.186Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-08-17T05:10:44.186Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nbatman-adv: frag: fix primary_if leak on failed linearization\n\nIf the skb has a frag_list, it must be linearized before it can be split\nusing skb_split(). But when this step failed, it must not only free the skb\nbut also take care of the reference to the already found primary_if."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/batman-adv/fragmentation.c"],"versions":[{"version":"a6a73781b460c4fe2cf2c40400ac91dfddb353fa","lessThan":"e59b1960f71521ce4eb4397c4e82f5285601ab57","status":"affected","versionType":"git"},{"version":"8f37aad74f46dd5d8b95fac17804b75f77931fa9","lessThan":"c1b28432fd6345e0d2308f39c507ed5750c265d2","status":"affected","versionType":"git"},{"version":"a063f2fba3fa633a599253b62561051ac185fa99","lessThan":"4f3bf293f7662500142234ae6f23725953690bc9","status":"affected","versionType":"git"},{"version":"a063f2fba3fa633a599253b62561051ac185fa99","lessThan":"d2148aeee93197ccf821114489775132f28eebf5","status":"affected","versionType":"git"},{"version":"a063f2fba3fa633a599253b62561051ac185fa99","lessThan":"db3c700826e8126fbdaa83468a9c4ee4ee65319f","status":"affected","versionType":"git"},{"version":"a063f2fba3fa633a599253b62561051ac185fa99","lessThan":"a90f4fff9025371bce5371daa610af957de8dd6a","status":"affected","versionType":"git"},{"version":"a063f2fba3fa633a599253b62561051ac185fa99","lessThan":"777a88256d6f70672116e53400659cc417e1feaa","status":"affected","versionType":"git"},{"version":"a063f2fba3fa633a599253b62561051ac185fa99","lessThan":"353d2c1d5492e53ae34f490a84494124dc3d3531","status":"affected","versionType":"git"},{"version":"5ed837a7e05bcba72bdcd86b12547ea5b796cc01","status":"affected","versionType":"git"},{"version":"5853618b022b8ed287a278540303e1b283d6f247","status":"affected","versionType":"git"},{"version":"3915341a935f3397f65a01580dc3bfc4cdf53d14","status":"affected","versionType":"git"},{"version":"bea410635595f8efbec90c948da04c3613ef87ea","status":"affected","versionType":"git"},{"version":"5.10.117","lessThan":"5.10.261","status":"affected","versionType":"semver"},{"version":"5.15.41","lessThan":"5.15.212","status":"affected","versionType":"semver"},{"version":"4.14.280","lessThan":"4.15","status":"affected","versionType":"semver"},{"version":"4.19.244","lessThan":"4.20","status":"affected","versionType":"semver"},{"version":"5.4.195","lessThan":"5.5","status":"affected","versionType":"semver"},{"version":"5.17.9","lessThan":"5.18","status":"affected","versionType":"semver"}]},{"product":"Linux","vendor":"Linux","defaultStatus":"affected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/batman-adv/fragmentation.c"],"versions":[{"version":"5.18","status":"affected"},{"version":"0","lessThan":"5.18","status":"unaffected","versionType":"semver"},{"version":"5.10.261","lessThanOrEqual":"5.10.*","status":"unaffected","versionType":"semver"},{"version":"5.15.212","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"6.1.178","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.6.145","lessThanOrEqual":"6.6.*","status":"unaffected","versionType":"semver"},{"version":"6.12.97","lessThanOrEqual":"6.12.*","status":"unaffected","versionType":"semver"},{"version":"6.18.40","lessThanOrEqual":"6.18.*","status":"unaffected","versionType":"semver"},{"version":"7.1.5","lessThanOrEqual":"7.1.*","status":"unaffected","versionType":"semver"},{"version":"7.2","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":"5.10.117","versionEndExcluding":"5.10.261"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.15.41","versionEndExcluding":"5.15.212"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.18","versionEndExcluding":"6.1.178"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.18","versionEndExcluding":"6.6.145"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.18","versionEndExcluding":"6.12.97"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.18","versionEndExcluding":"6.18.40"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.18","versionEndExcluding":"7.1.5"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.18","versionEndExcluding":"7.2"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.14.280"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.19.244"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.4.195"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.17.9"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/e59b1960f71521ce4eb4397c4e82f5285601ab57"},{"url":"https://git.kernel.org/stable/c/c1b28432fd6345e0d2308f39c507ed5750c265d2"},{"url":"https://git.kernel.org/stable/c/4f3bf293f7662500142234ae6f23725953690bc9"},{"url":"https://git.kernel.org/stable/c/d2148aeee93197ccf821114489775132f28eebf5"},{"url":"https://git.kernel.org/stable/c/db3c700826e8126fbdaa83468a9c4ee4ee65319f"},{"url":"https://git.kernel.org/stable/c/a90f4fff9025371bce5371daa610af957de8dd6a"},{"url":"https://git.kernel.org/stable/c/777a88256d6f70672116e53400659cc417e1feaa"},{"url":"https://git.kernel.org/stable/c/353d2c1d5492e53ae34f490a84494124dc3d3531"}],"title":"batman-adv: frag: fix primary_if leak on failed linearization","x_generator":{"engine":"bippy-1.2.0"}}}}