{"id":"CVE-2024-56650","revision":null,"records":[{"revision":"53b73906e9494b8a9506414f80bdfc05","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2024-56650","aliases":[],"title":"netfilter: x_tables: fix LED ID check in led_tg_check()","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nnetfilter: x_tables: fix LED ID check in led_tg_check()\n\nSyzbot has reported the following BUG detected by KASAN:\n\nBUG: KASAN: slab-out-of-bounds in strlen+0x58/0x70\nRead of size 1 at addr ffff8881022da0c8 by task repro/5879\n...\nCall Trace:\n \n dump_stack_lvl+0x241/0x360\n ? __pfx_dump_stack_lvl+0x10/0x10\n ? __pfx__printk+0x10/0x10\n ? _printk+0xd5/0x120\n ? __virt_addr_valid+0x183/0x530\n ? __virt_addr_valid+0x183/0x530\n print_report+0x169/0x550\n ? __virt_addr_valid+0x183/0x530\n ? __virt_addr_valid+0x183/0x530\n ? __virt_addr_valid+0x45f/0x530\n ? __phys_addr+0xba/0x170\n ? strlen+0x58/0x70\n kasan_report+0x143/0x180\n ? strlen+0x58/0x70\n strlen+0x58/0x70\n kstrdup+0x20/0x80\n led_tg_check+0x18b/0x3c0\n xt_check_target+0x3bb/0xa40\n ? __pfx_xt_check_target+0x10/0x10\n ? stack_depot_save_flags+0x6e4/0x830\n ? nft_target_init+0x174/0xc30\n nft_target_init+0x82d/0xc30\n ? __pfx_nft_target_init+0x10/0x10\n ? nf_tables_newrule+0x1609/0x2980\n ? nf_tables_newrule+0x1609/0x2980\n ? rcu_is_watching+0x15/0xb0\n ? nf_tables_newrule+0x1609/0x2980\n ? nf_tables_newrule+0x1609/0x2980\n ? __kmalloc_noprof+0x21a/0x400\n nf_tables_newrule+0x1860/0x2980\n ? __pfx_nf_tables_newrule+0x10/0x10\n ? __nla_parse+0x40/0x60\n nfnetlink_rcv+0x14e5/0x2ab0\n ? __pfx_validate_chain+0x10/0x10\n ? __pfx_nfnetlink_rcv+0x10/0x10\n ? __lock_acquire+0x1384/0x2050\n ? netlink_deliver_tap+0x2e/0x1b0\n ? __pfx_lock_release+0x10/0x10\n ? netlink_deliver_tap+0x2e/0x1b0\n netlink_unicast+0x7f8/0x990\n ? __pfx_netlink_unicast+0x10/0x10\n ? __virt_addr_valid+0x183/0x530\n ? __check_object_size+0x48e/0x900\n netlink_sendmsg+0x8e4/0xcb0\n ? __pfx_netlink_sendmsg+0x10/0x10\n ? aa_sock_msg_perm+0x91/0x160\n ? __pfx_netlink_sendmsg+0x10/0x10\n __sock_sendmsg+0x223/0x270\n ____sys_sendmsg+0x52a/0x7e0\n ? __pfx_____sys_sendmsg+0x10/0x10\n __sys_sendmsg+0x292/0x380\n ? __pfx___sys_sendmsg+0x10/0x10\n ? lockdep_hardirqs_on_prepare+0x43d/0x780\n ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10\n ? exc_page_fault+0x590/0x8c0\n ? do_syscall_64+0xb6/0x230\n do_syscall_64+0xf3/0x230\n entry_SYSCALL_64_after_hwframe+0x77/0x7f\n...\n \n\nSince an invalid (without '\\0' byte at all) byte sequence may be passed\nfrom userspace, add an extra check to ensure that such a sequence is\nrejected as possible ID and so never passed to 'kstrdup()' and further.","state":0,"publishedAt":"2024-12-27T15:02:50.098+00:00","modifiedAt":"2026-10-15T01:00:07.163+00:00","affected":[{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n \"product\": \"Linux\",\n \"vendor\": \"Linux\",\n \"defaultStatus\": \"unaffected\",\n \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n \"programFiles\": [\n \"net/netfilter/xt_LED.c\"\n ],\n \"versions\": [\n {\n \"version\": \"268cb38e1802db560c73167e643f14a3dcb4b07c\",\n \"lessThan\": \"147a42bb02de8735cb08476be6d0917987d022c2\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"268cb38e1802db560c73167e643f14a3dcb4b07c\",\n \"lessThan\": \"ad28612ebae1fcc1104bd432e99e99d87f6bfe09\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"268cb38e1802db560c73167e643f14a3dcb4b07c\",\n \"lessThan\": \"36a9d94dac28beef6b8abba46ba8874320d3e800\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"268cb38e1802db560c73167e643f14a3dcb4b07c\",\n \"lessThan\": \"ab9916321c95f5280b72b4c5055e269f98627efe\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"268cb38e1802db560c73167e643f14a3dcb4b07c\",\n \"lessThan\": \"a9bcc0b70d9baf3ff005874489a0dc9d023b54c3\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"268cb38e1802db560c73167e643f14a3dcb4b07c\",\n \"lessThan\": \"c40c96d98e536fc1daaa125c2332b988615e30a4\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"268cb38e1802db560c73167e643f14a3dcb4b07c\",\n \"lessThan\": \"04317f4eb2aad312ad85c1a17ad81fe75f1f9bc7\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n }\n ]\n }"},{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n \"product\": \"Linux\",\n \"vendor\": \"Linux\",\n \"defaultStatus\": \"affected\",\n \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n \"programFiles\": [\n \"net/netfilter/xt_LED.c\"\n ],\n \"versions\": [\n {\n \"version\": \"2.6.30\",\n \"status\": \"affected\"\n },\n {\n \"version\": \"0\",\n \"lessThan\": \"2.6.30\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"5.4.287\",\n \"lessThanOrEqual\": \"5.4.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"5.10.231\",\n \"lessThanOrEqual\": \"5.10.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"5.15.174\",\n \"lessThanOrEqual\": \"5.15.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"6.1.120\",\n \"lessThanOrEqual\": \"6.1.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"6.6.66\",\n \"lessThanOrEqual\": \"6.6.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"6.12.5\",\n \"lessThanOrEqual\": \"6.12.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"6.13\",\n \"lessThanOrEqual\": \"*\",\n \"status\": \"unaffected\",\n \"versionType\": \"original_commit_for_fix\"\n }\n ]\n }"}],"metrics":[{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H","score":7.1,"severity":"HIGH"}],"references":["https://git.kernel.org/stable/c/147a42bb02de8735cb08476be6d0917987d022c2","https://git.kernel.org/stable/c/ad28612ebae1fcc1104bd432e99e99d87f6bfe09","https://git.kernel.org/stable/c/36a9d94dac28beef6b8abba46ba8874320d3e800","https://git.kernel.org/stable/c/ab9916321c95f5280b72b4c5055e269f98627efe","https://git.kernel.org/stable/c/a9bcc0b70d9baf3ff005874489a0dc9d023b54c3","https://git.kernel.org/stable/c/c40c96d98e536fc1daaa125c2332b988615e30a4","https://git.kernel.org/stable/c/04317f4eb2aad312ad85c1a17ad81fe75f1f9bc7"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2024-56650","license":"CVE Program Terms of Use","key":"cve-program:CVE-2024-56650","identifiers":["CVE-2024-56650"]},"retained":false,"historicalAffected":[]}],"coverage":[{"source":"cisa-kev:global","scope":"Complete CISA KEV catalog; all vendors. Missing entries do not establish absence of exploitation.","generation":"2026-11-09T20:04:25.0077254+00:00","complete":true,"records":1772,"lastAttemptAt":"2026-11-09T20:04:25.0077254+00:00","lastSuccessAt":"2026-11-09T20:04:25.1926568+00:00","error":null,"lastVerifiedAt":"2026-11-09T20:04:25.192657+00:00","snapshotPublishedAt":null,"importing":false,"stagedRecords":0,"checkedIdentifiers":null,"expectedIdentifiers":null,"failedIdentifiers":null},{"source":"cve-program","scope":"Official CVE Program baseline and cumulative hourly delta; all vendors, published and rejected records","generation":"cve-24e6fde7b744113daefb8f6135035fb8a5c69c9617c9c0d40574a0376532ffd3-4a9560b8b58726018512a0a26f2f2de094eec0a9257ebc797e76aa7229628f6d","complete":true,"records":421528,"lastAttemptAt":"2026-11-09T20:02:23.7922996+00:00","lastSuccessAt":"2026-11-09T20:02:23.6346925+00:00","error":null,"lastVerifiedAt":"2026-11-09T20:02:23.7922996+00:00","snapshotPublishedAt":"2026-11-09T19:26:49+00:00","importing":false,"stagedRecords":0,"checkedIdentifiers":null,"expectedIdentifiers":null,"failedIdentifiers":null},{"source":"euvd","scope":"Rolling EUVD lookups of CVE aliases in current public OSV archives; 500 identifiers per refresh, rechecked after 48 hours. Not a global EUVD catalog. Successful not-found lookups count as checked; they do not imply withdrawal or safety. No reader inventory is sent.","generation":"enrichment-7062dd6d7628421ab96b6fad5e9e5783","complete":false,"records":13655,"lastAttemptAt":"2026-11-09T20:16:49.2041123+00:00","lastSuccessAt":"2026-11-09T20:16:49.199+00:00","error":"9 identifier lookups failed; latest failures include HTTP 403. Other identifiers were checked independently.","lastVerifiedAt":"2026-11-09T20:16:49.199+00:00","snapshotPublishedAt":null,"importing":false,"stagedRecords":0,"checkedIdentifiers":13314,"expectedIdentifiers":13707,"failedIdentifiers":9},{"source":"first-epss:nuget","scope":"FIRST EPSS for explicit CVE aliases in the collected public NuGet archive. Not a global EPSS backfill.","generation":"2026-11-09T20:04:25.0077254+00:00","complete":true,"records":1096,"lastAttemptAt":"2026-11-09T20:04:25.0077254+00:00","lastSuccessAt":"2026-11-09T20:04:25.193761+00:00","error":null,"lastVerifiedAt":"2026-11-09T20:04:25.1937612+00:00","snapshotPublishedAt":null,"importing":false,"stagedRecords":0,"checkedIdentifiers":null,"expectedIdentifiers":null,"failedIdentifiers":null},{"source":"nvd","scope":"Rolling NVD lookups of CVE aliases in current public OSV archives; 500 identifiers per refresh, rechecked after 48 hours. Not a global NVD catalog. Successful not-found lookups count as checked; they do not imply withdrawal or safety. No reader inventory is sent.","generation":"enrichment-9938fd6291bf40d68f5b1fd395158ad4","complete":true,"records":13667,"lastAttemptAt":"2026-11-09T20:04:38.0577664+00:00","lastSuccessAt":"2026-11-09T20:04:38.055+00:00","error":null,"lastVerifiedAt":"2026-11-09T20:04:38.055+00:00","snapshotPublishedAt":null,"importing":false,"stagedRecords":0,"checkedIdentifiers":13707,"expectedIdentifiers":13707,"failedIdentifiers":0},{"source":"osv:Go","scope":"Complete OSV Go ecosystem archive, including withdrawn and malicious-package source records; statement counts are not unique CVE counts","generation":"go-980593e6977a6d1b4fb1eed5a1ffe88a468736f89f0a06f710924ad59132c023","complete":true,"records":9914,"lastAttemptAt":"2026-11-09T20:04:24.9600639+00:00","lastSuccessAt":"2026-11-08T11:07:07.068788+00:00","error":null,"lastVerifiedAt":"2026-11-09T20:04:24.9600639+00:00","snapshotPublishedAt":"2026-11-08T11:02:46+00:00","importing":false,"stagedRecords":0,"checkedIdentifiers":null,"expectedIdentifiers":null,"failedIdentifiers":null},{"source":"osv:NuGet","scope":"Complete OSV NuGet ecosystem archive, including GitHub Advisory Database records; NuGet version matching only","generation":"nuget-712163772d637a9cfaa34d4241efb9e9d0ccd6149596c672c613d362f44af841","complete":true,"records":1971,"lastAttemptAt":"2026-11-09T20:02:23.9593912+00:00","lastSuccessAt":"2026-11-09T18:02:23.0088273+00:00","error":null,"lastVerifiedAt":"2026-11-09T20:02:23.9593912+00:00","snapshotPublishedAt":"2026-11-09T17:03:01+00:00","importing":false,"stagedRecords":0,"checkedIdentifiers":null,"expectedIdentifiers":null,"failedIdentifiers":null},{"source":"osv:crates.io","scope":"Complete OSV crates.io ecosystem archive, including withdrawn and malicious-package source records; statement counts are not unique CVE counts","generation":"crates.io-761ecc9061239b0da572dc9254c6f384c1d19339eb08408c436647a2f26129e9","complete":true,"records":3064,"lastAttemptAt":"2026-11-09T20:04:24.9750181+00:00","lastSuccessAt":"2026-11-09T17:05:03.4044794+00:00","error":null,"lastVerifiedAt":"2026-11-09T20:04:24.9750181+00:00","snapshotPublishedAt":"2026-11-09T16:33:20+00:00","importing":false,"stagedRecords":0,"checkedIdentifiers":null,"expectedIdentifiers":null,"failedIdentifiers":null},{"source":"osv:npm","scope":"Complete OSV npm ecosystem archive, including withdrawn and malicious-package source records; statement counts are not unique CVE counts","generation":"npm-604a3d0f2ac3a85e07b87120f064f717efb18ea8fa81b2bec8e0f33ba949fa25","complete":true,"records":231321,"lastAttemptAt":"2026-11-09T20:04:24.8172812+00:00","lastSuccessAt":"2026-11-09T20:04:23.3062045+00:00","error":null,"lastVerifiedAt":"2026-11-09T20:04:24.8172812+00:00","snapshotPublishedAt":"2026-11-09T19:33:14+00:00","importing":false,"stagedRecords":0,"checkedIdentifiers":null,"expectedIdentifiers":null,"failedIdentifiers":null}]}