{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-06-24T18:47:02.810","vulnerabilities":[{"cve":{"id":"CVE-2024-26595","sourceIdentifier":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","published":"2024-02-23T15:15:09.443","lastModified":"2026-06-17T07:17:51.137","vulnStatus":"Modified","cveTags":[],"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"},{"lang":"es","value":"En el kernel de Linux, se resolvió la siguiente vulnerabilidad: mlxsw: espectro_acl_tcam: corrige la desreferencia del puntero NULL en la ruta de error Al llamar a mlxsw_sp_acl_tcam_region_destroy() desde una ruta de error después de no poder adjuntar la región a un grupo de ACL, alcanzamos una desreferencia del puntero NULL al 'región->grupo->tcam' [1]. Solucione recuperando el puntero 'tcam' usando mlxsw_sp_acl_to_tcam(). [1] ERROR: desreferencia del puntero NULL del kernel, dirección: 0000000000000000 [...] RIP: 0010:mlxsw_sp_acl_tcam_region_destroy+0xa0/0xd0 [...] Seguimiento de llamadas: mlxsw_sp_acl_tcam_vchunk_get+0x88b/0xa20 mlxsw_sp_acl_tcam_ventry_add+0 x25/0xe0 mlxsw_sp_acl_rule_add+0x47/0x240 mlxsw_sp_flower_replace+0x1a9/0x1d0 tc_setup_cb_add+0xdc/0x1c0 fl_hw_replace_filter+0x146/0x1f0 fl_change+0xc17/0x1360 tc_new_tfilter+0x472/0xb90 rtnetlink_rcv_msg+0x313/0x3b 0 netlink_rcv_skb+0x58/0x100 netlink_unicast+0x244/0x390 netlink_sendmsg+0x1e4/0x440 ____sys_sendmsg+0x164/0x260 ___sys_sendmsg+0x9a/0xe0 __sys_sendmsg+0x7a/0xc0 do_syscall_64+0x40/0xe0 Entry_SYSCALL_64_after_hwframe+0x63/0x6b"}],"affected":[{"source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","affectedData":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","programFiles":["drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_tcam.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","versions":[{"version":"22a677661f5624539d394f681276171f92d714df","lessThan":"75fa2d8b3c0175b519c99ace54ab8474cfd0077e","versionType":"git","status":"affected"},{"version":"22a677661f5624539d394f681276171f92d714df","lessThan":"817840d125a370626895df269c50c923b79b0a39","versionType":"git","status":"affected"},{"version":"22a677661f5624539d394f681276171f92d714df","lessThan":"d0a1efe417c97a1e9b914056ee6b86f1ef75fe1f","versionType":"git","status":"affected"},{"version":"22a677661f5624539d394f681276171f92d714df","lessThan":"efeb7dfea8ee10cdec11b6b6ba4e405edbe75809","versionType":"git","status":"affected"}]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","programFiles":["drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_tcam.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","versions":[{"version":"4.11","status":"affected"},{"version":"0","lessThan":"4.11","versionType":"semver","status":"unaffected"},{"version":"6.1.120","lessThanOrEqual":"6.1.*","versionType":"semver","status":"unaffected"},{"version":"6.6.14","lessThanOrEqual":"6.6.*","versionType":"semver","status":"unaffected"},{"version":"6.7.2","lessThanOrEqual":"6.7.*","versionType":"semver","status":"unaffected"},{"version":"6.8","lessThanOrEqual":"*","versionType":"original_commit_for_fix","status":"unaffected"}]}]}],"metrics":{"cvssMetricV31":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","baseScore":5.5,"baseSeverity":"MEDIUM","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"},"exploitabilityScore":1.8,"impactScore":3.6}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"timestamp":"2024-02-23T16:34:10.081634Z","id":"CVE-2024-26595","options":[{"exploitation":"none"},{"automatable":"no"},{"technicalImpact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}]},"weaknesses":[{"source":"nvd@nist.gov","type":"Primary","description":[{"lang":"en","value":"CWE-476"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.11.0","versionEndExcluding":"6.6.14","matchCriteriaId":"3FE97FF0-A9B6-4327-98DC-6EC1764E8142"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.7.0","versionEndExcluding":"6.7.2","matchCriteriaId":"0EA3778C-730B-464C-8023-18CA6AC0B807"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/75fa2d8b3c0175b519c99ace54ab8474cfd0077e","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/817840d125a370626895df269c50c923b79b0a39","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/d0a1efe417c97a1e9b914056ee6b86f1ef75fe1f","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/efeb7dfea8ee10cdec11b6b6ba4e405edbe75809","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/817840d125a370626895df269c50c923b79b0a39","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/d0a1efe417c97a1e9b914056ee6b86f1ef75fe1f","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/efeb7dfea8ee10cdec11b6b6ba4e405edbe75809","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch"]},{"url":"https://lists.debian.org/debian-lts-announce/2025/03/msg00001.html","source":"af854a3a-2127-422b-91ae-364da2661108"}]}}]}