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CVE-2026-72228

batman-adv: frag: fix primary_if leak on failed linearization PUBLISHED

Description (CNA)

In the Linux kernel, the following vulnerability has been resolved: batman-adv: frag: fix primary_if leak on failed linearization If the skb has a frag_list, it must be linearized before it can be split using skb_split(). But when this step failed, it must not only free the skb but also take care of the reference to the already found primary_if.

Affected (CNA)

Vendor / productVersions
Linux / Linuxaffected a6a73781b460c4fe2cf2c40400ac91dfddb353fa before e59b1960f71521ce4eb4397c4e82f5285601ab57; affected 8f37aad74f46dd5d8b95fac17804b75f77931fa9 before c1b28432fd6345e0d2308f39c507ed5750c265d2; affected a063f2fba3fa633a599253b62561051ac185fa99 before 4f3bf293f7662500142234ae6f23725953690bc9; affected a063f2fba3fa633a599253b62561051ac185fa99 before d2148aeee93197ccf821114489775132f28eebf5; affected a063f2fba3fa633a599253b62561051ac185fa99 before db3c700826e8126fbdaa83468a9c4ee4ee65319f; affected a063f2fba3fa633a599253b62561051ac185fa99 before a90f4fff9025371bce5371daa610af957de8dd6a; affected a063f2fba3fa633a599253b62561051ac185fa99 before 777a88256d6f70672116e53400659cc417e1feaa; affected a063f2fba3fa633a599253b62561051ac185fa99 before 353d2c1d5492e53ae34f490a84494124dc3d3531; affected 5ed837a7e05bcba72bdcd86b12547ea5b796cc01; affected 5853618b022b8ed287a278540303e1b283d6f247; affected 3915341a935f3397f65a01580dc3bfc4cdf53d14; affected bea410635595f8efbec90c948da04c3613ef87ea; affected 5.10.117 before 5.10.261; affected 5.15.41 before 5.15.212; affected 4.14.280 before 4.15; affected 4.19.244 before 4.20; affected 5.4.195 before 5.5; affected 5.17.9 before 5.18
Linux / Linuxaffected 5.18; unaffected 0 before 5.18; unaffected 5.10.261 through 5.10.*; unaffected 5.15.212 through 5.15.*; unaffected 6.1.178 through 6.1.*; unaffected 6.6.145 through 6.6.*; unaffected 6.12.97 through 6.12.*; unaffected 6.18.40 through 6.18.*; unaffected 7.1.5 through 7.1.*; unaffected 7.2 through *

CWE

No CWE identifiers supplied.

References