{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-43382","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2026-05-01T14:12:56.006Z","datePublished":"2026-05-08T14:21:30.062Z","dateUpdated":"2026-05-11T22:23:30.493Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-05-11T22:23:30.493Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nbatman-adv: Avoid double-rtnl_lock ELP metric worker\n\nbatadv_v_elp_get_throughput() might be called when the RTNL lock is already\nheld. This could be problematic when the work queue item is cancelled via\ncancel_delayed_work_sync() in batadv_v_elp_iface_disable(). In this case,\nan rtnl_lock() would cause a deadlock.\n\nTo avoid this, rtnl_trylock() was used in this function to skip the\nretrieval of the ethtool information in case the RTNL lock was already\nheld.\n\nBut for cfg80211 interfaces, batadv_get_real_netdev() was called - which\nalso uses rtnl_lock(). The approach for __ethtool_get_link_ksettings() must\nalso be used instead and the lockless version __batadv_get_real_netdev()\nhas to be called."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/batman-adv/bat_v_elp.c","net/batman-adv/hard-interface.c","net/batman-adv/hard-interface.h"],"versions":[{"version":"a0019971f340ae02ba54cf1861f72da7e03e6b66","lessThan":"4c3ae249431b4fcb315d7dfb4c3a13f9e443fd9b","status":"affected","versionType":"git"},{"version":"3c0e0aecb78cb2a2ca1dc701982d08fedb088dc6","lessThan":"192f40ad8a7dac58dae9199a065dbf7e6e67b75b","status":"affected","versionType":"git"},{"version":"781a06fd265a8151f7601122d9c2e985663828ff","lessThan":"fa7b4edfbabdf9235b0ab4bea297fc12b3bec9ca","status":"affected","versionType":"git"},{"version":"a7aa2317285806640c844acd4cd2cd768e395264","lessThan":"f3ca45673dab0514a887231de6f3243a699d5bfd","status":"affected","versionType":"git"},{"version":"0fdc3c166ac17b26014313fa2b93696354511b24","lessThan":"b7e5d8ddfdf1d6e9e0808d1adf7736a107372d77","status":"affected","versionType":"git"},{"version":"8c8ecc98f5c65947b0070a24bac11e12e47cc65d","lessThan":"2ab9f2531d37775cd79228c1f5d80e6bd08d11d3","status":"affected","versionType":"git"},{"version":"8c8ecc98f5c65947b0070a24bac11e12e47cc65d","lessThan":"77808fe7d03ad0062840b95f431869a8b3d88b24","status":"affected","versionType":"git"},{"version":"8c8ecc98f5c65947b0070a24bac11e12e47cc65d","lessThan":"cfc83a3c71517b59c1047db57da31e26a9dc2f33","status":"affected","versionType":"git"},{"version":"1c334629176c2d644befc31a20d4bf75542f7631","status":"affected","versionType":"git"},{"version":"af264c2a9adc37f4bdf88ca7f3affa15d8c7de9e","status":"affected","versionType":"git"}]},{"product":"Linux","vendor":"Linux","defaultStatus":"affected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/batman-adv/bat_v_elp.c","net/batman-adv/hard-interface.c","net/batman-adv/hard-interface.h"],"versions":[{"version":"6.14","status":"affected"},{"version":"0","lessThan":"6.14","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":"6.1.167","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.6.130","lessThanOrEqual":"6.6.*","status":"unaffected","versionType":"semver"},{"version":"6.12.78","lessThanOrEqual":"6.12.*","status":"unaffected","versionType":"semver"},{"version":"6.18.19","lessThanOrEqual":"6.18.*","status":"unaffected","versionType":"semver"},{"version":"6.19.9","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":"5.10.235","versionEndExcluding":"5.10.253"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.15.179","versionEndExcluding":"5.15.203"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.1.129","versionEndExcluding":"6.1.167"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.6.79","versionEndExcluding":"6.6.130"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.12.16","versionEndExcluding":"6.12.78"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.14","versionEndExcluding":"6.18.19"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.14","versionEndExcluding":"6.19.9"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.14","versionEndExcluding":"7.0"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.4.291"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.13.4"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/4c3ae249431b4fcb315d7dfb4c3a13f9e443fd9b"},{"url":"https://git.kernel.org/stable/c/192f40ad8a7dac58dae9199a065dbf7e6e67b75b"},{"url":"https://git.kernel.org/stable/c/fa7b4edfbabdf9235b0ab4bea297fc12b3bec9ca"},{"url":"https://git.kernel.org/stable/c/f3ca45673dab0514a887231de6f3243a699d5bfd"},{"url":"https://git.kernel.org/stable/c/b7e5d8ddfdf1d6e9e0808d1adf7736a107372d77"},{"url":"https://git.kernel.org/stable/c/2ab9f2531d37775cd79228c1f5d80e6bd08d11d3"},{"url":"https://git.kernel.org/stable/c/77808fe7d03ad0062840b95f431869a8b3d88b24"},{"url":"https://git.kernel.org/stable/c/cfc83a3c71517b59c1047db57da31e26a9dc2f33"}],"title":"batman-adv: Avoid double-rtnl_lock ELP metric worker","x_generator":{"engine":"bippy-1.2.0"}}}}