{"dataType":"CVE_RECORD","cveMetadata":{"cveId":"CVE-2024-26754","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2024-02-19T14:20:24.170Z","datePublished":"2024-04-03T17:00:39.079Z","dateUpdated":"2026-05-11T20:03:31.571Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-05-11T20:03:31.571Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ngtp: fix use-after-free and null-ptr-deref in gtp_genl_dump_pdp()\n\nThe gtp_net_ops pernet operations structure for the subsystem must be\nregistered before registering the generic netlink family.\n\nSyzkaller hit 'general protection fault in gtp_genl_dump_pdp' bug:\n\ngeneral protection fault, probably for non-canonical address\n0xdffffc0000000002: 0000 [#1] PREEMPT SMP KASAN NOPTI\nKASAN: null-ptr-deref in range [0x0000000000000010-0x0000000000000017]\nCPU: 1 PID: 5826 Comm: gtp Not tainted 6.8.0-rc3-std-def-alt1 #1\nHardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.0-alt1 04/01/2014\nRIP: 0010:gtp_genl_dump_pdp+0x1be/0x800 [gtp]\nCode: c6 89 c6 e8 64 e9 86 df 58 45 85 f6 0f 85 4e 04 00 00 e8 c5 ee 86\n      df 48 8b 54 24 18 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 <80>\n      3c 02 00 0f 85 de 05 00 00 48 8b 44 24 18 4c 8b 30 4c 39 f0 74\nRSP: 0018:ffff888014107220 EFLAGS: 00010202\nRAX: dffffc0000000000 RBX: 0000000000000000 RCX: 0000000000000000\nRDX: 0000000000000002 RSI: 0000000000000000 RDI: 0000000000000000\nRBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000\nR10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000\nR13: ffff88800fcda588 R14: 0000000000000001 R15: 0000000000000000\nFS:  00007f1be4eb05c0(0000) GS:ffff88806ce80000(0000) knlGS:0000000000000000\nCS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033\nCR2: 00007f1be4e766cf CR3: 000000000c33e000 CR4: 0000000000750ef0\nPKRU: 55555554\nCall Trace:\n <TASK>\n ? show_regs+0x90/0xa0\n ? die_addr+0x50/0xd0\n ? exc_general_protection+0x148/0x220\n ? asm_exc_general_protection+0x22/0x30\n ? gtp_genl_dump_pdp+0x1be/0x800 [gtp]\n ? __alloc_skb+0x1dd/0x350\n ? __pfx___alloc_skb+0x10/0x10\n genl_dumpit+0x11d/0x230\n netlink_dump+0x5b9/0xce0\n ? lockdep_hardirqs_on_prepare+0x253/0x430\n ? __pfx_netlink_dump+0x10/0x10\n ? kasan_save_track+0x10/0x40\n ? __kasan_kmalloc+0x9b/0xa0\n ? genl_start+0x675/0x970\n __netlink_dump_start+0x6fc/0x9f0\n genl_family_rcv_msg_dumpit+0x1bb/0x2d0\n ? __pfx_genl_family_rcv_msg_dumpit+0x10/0x10\n ? genl_op_from_small+0x2a/0x440\n ? cap_capable+0x1d0/0x240\n ? __pfx_genl_start+0x10/0x10\n ? __pfx_genl_dumpit+0x10/0x10\n ? __pfx_genl_done+0x10/0x10\n ? security_capable+0x9d/0xe0"}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/gtp.c"],"versions":[{"version":"459aa660eb1d8ce67080da1983bb81d716aa5a69","lessThan":"f0ecdfa679189d26aedfe24212d4e69e42c2c861","status":"affected","versionType":"git"},{"version":"459aa660eb1d8ce67080da1983bb81d716aa5a69","lessThan":"f8cbd1791900b5d96466eede8e9439a5b9ca4de7","status":"affected","versionType":"git"},{"version":"459aa660eb1d8ce67080da1983bb81d716aa5a69","lessThan":"2e534fd15e5c2ca15821c897352cf0e8a3e30dca","status":"affected","versionType":"git"},{"version":"459aa660eb1d8ce67080da1983bb81d716aa5a69","lessThan":"a576308800be28f2eaa099e7caad093b97d66e77","status":"affected","versionType":"git"},{"version":"459aa660eb1d8ce67080da1983bb81d716aa5a69","lessThan":"3963f16cc7643b461271989b712329520374ad2a","status":"affected","versionType":"git"},{"version":"459aa660eb1d8ce67080da1983bb81d716aa5a69","lessThan":"ba6b8b02a3314e62571a540efa96560888c5f03e","status":"affected","versionType":"git"},{"version":"459aa660eb1d8ce67080da1983bb81d716aa5a69","lessThan":"5013bd54d283eda5262c9ae3bcc966d01daf8576","status":"affected","versionType":"git"},{"version":"459aa660eb1d8ce67080da1983bb81d716aa5a69","lessThan":"136cfaca22567a03bbb3bf53a43d8cb5748b80ec","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/gtp.c"],"versions":[{"version":"4.7","status":"affected"},{"version":"0","lessThan":"4.7","status":"unaffected","versionType":"semver"},{"version":"4.19.308","lessThanOrEqual":"4.19.*","status":"unaffected","versionType":"semver"},{"version":"5.4.270","lessThanOrEqual":"5.4.*","status":"unaffected","versionType":"semver"},{"version":"5.10.211","lessThanOrEqual":"5.10.*","status":"unaffected","versionType":"semver"},{"version":"5.15.150","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"6.1.80","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.6.19","lessThanOrEqual":"6.6.*","status":"unaffected","versionType":"semver"},{"version":"6.7.7","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":"4.7","versionEndExcluding":"4.19.308"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.7","versionEndExcluding":"5.4.270"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.7","versionEndExcluding":"5.10.211"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.7","versionEndExcluding":"5.15.150"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.7","versionEndExcluding":"6.1.80"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.7","versionEndExcluding":"6.6.19"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.7","versionEndExcluding":"6.7.7"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.7","versionEndExcluding":"6.8"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/f0ecdfa679189d26aedfe24212d4e69e42c2c861"},{"url":"https://git.kernel.org/stable/c/f8cbd1791900b5d96466eede8e9439a5b9ca4de7"},{"url":"https://git.kernel.org/stable/c/2e534fd15e5c2ca15821c897352cf0e8a3e30dca"},{"url":"https://git.kernel.org/stable/c/a576308800be28f2eaa099e7caad093b97d66e77"},{"url":"https://git.kernel.org/stable/c/3963f16cc7643b461271989b712329520374ad2a"},{"url":"https://git.kernel.org/stable/c/ba6b8b02a3314e62571a540efa96560888c5f03e"},{"url":"https://git.kernel.org/stable/c/5013bd54d283eda5262c9ae3bcc966d01daf8576"},{"url":"https://git.kernel.org/stable/c/136cfaca22567a03bbb3bf53a43d8cb5748b80ec"}],"title":"gtp: 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