{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2024-26595","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2024-02-19T14:20:24.127Z","datePublished":"2024-02-23T14:46:24.767Z","dateUpdated":"2025-11-03T20:36:56.580Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2025-05-04T08:51:50.559Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nmlxsw: spectrum_acl_tcam: Fix NULL pointer dereference in error path\n\nWhen calling mlxsw_sp_acl_tcam_region_destroy() from an error path after\nfailing to attach the region to an ACL group, we hit a NULL pointer\ndereference upon 'region->group->tcam' [1].\n\nFix by retrieving the 'tcam' pointer using mlxsw_sp_acl_to_tcam().\n\n[1]\nBUG: kernel NULL pointer dereference, address: 0000000000000000\n[...]\nRIP: 0010:mlxsw_sp_acl_tcam_region_destroy+0xa0/0xd0\n[...]\nCall Trace:\n mlxsw_sp_acl_tcam_vchunk_get+0x88b/0xa20\n mlxsw_sp_acl_tcam_ventry_add+0x25/0xe0\n mlxsw_sp_acl_rule_add+0x47/0x240\n mlxsw_sp_flower_replace+0x1a9/0x1d0\n tc_setup_cb_add+0xdc/0x1c0\n fl_hw_replace_filter+0x146/0x1f0\n fl_change+0xc17/0x1360\n tc_new_tfilter+0x472/0xb90\n rtnetlink_rcv_msg+0x313/0x3b0\n netlink_rcv_skb+0x58/0x100\n netlink_unicast+0x244/0x390\n netlink_sendmsg+0x1e4/0x440\n ____sys_sendmsg+0x164/0x260\n ___sys_sendmsg+0x9a/0xe0\n __sys_sendmsg+0x7a/0xc0\n do_syscall_64+0x40/0xe0\n entry_SYSCALL_64_after_hwframe+0x63/0x6b"}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_tcam.c"],"versions":[{"version":"22a677661f5624539d394f681276171f92d714df","lessThan":"75fa2d8b3c0175b519c99ace54ab8474cfd0077e","status":"affected","versionType":"git"},{"version":"22a677661f5624539d394f681276171f92d714df","lessThan":"817840d125a370626895df269c50c923b79b0a39","status":"affected","versionType":"git"},{"version":"22a677661f5624539d394f681276171f92d714df","lessThan":"d0a1efe417c97a1e9b914056ee6b86f1ef75fe1f","status":"affected","versionType":"git"},{"version":"22a677661f5624539d394f681276171f92d714df","lessThan":"efeb7dfea8ee10cdec11b6b6ba4e405edbe75809","status":"affected","versionType":"git"}]},{"product":"Linux","vendor":"Linux","defaultStatus":"affected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_tcam.c"],"versions":[{"version":"4.11","status":"affected"},{"version":"0","lessThan":"4.11","status":"unaffected","versionType":"semver"},{"version":"6.1.120","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.6.14","lessThanOrEqual":"6.6.*","status":"unaffected","versionType":"semver"},{"version":"6.7.2","lessThanOrEqual":"6.7.*","status":"unaffected","versionType":"semver"},{"version":"6.8","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":"4.11","versionEndExcluding":"6.1.120"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.11","versionEndExcluding":"6.6.14"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.11","versionEndExcluding":"6.7.2"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.11","versionEndExcluding":"6.8"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/75fa2d8b3c0175b519c99ace54ab8474cfd0077e"},{"url":"https://git.kernel.org/stable/c/817840d125a370626895df269c50c923b79b0a39"},{"url":"https://git.kernel.org/stable/c/d0a1efe417c97a1e9b914056ee6b86f1ef75fe1f"},{"url":"https://git.kernel.org/stable/c/efeb7dfea8ee10cdec11b6b6ba4e405edbe75809"}],"title":"mlxsw: spectrum_acl_tcam: Fix NULL pointer dereference in error path","x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"id":"CVE-2024-26595","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2024-02-23T16:34:10.081634Z"}}}],"providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2024-06-04T17:48:25.879Z"}},{"title":"CVE Program Container","references":[{"url":"https://git.kernel.org/stable/c/817840d125a370626895df269c50c923b79b0a39","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/d0a1efe417c97a1e9b914056ee6b86f1ef75fe1f","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/efeb7dfea8ee10cdec11b6b6ba4e405edbe75809","tags":["x_transferred"]},{"url":"https://lists.debian.org/debian-lts-announce/2025/03/msg00001.html"}],"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2025-11-03T20:36:56.580Z"}}]}}