{"id":"CVE-2024-46677","state":"PUBLISHED","title":"gtp: fix a potential NULL pointer dereference","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ngtp: fix a potential NULL pointer dereference\n\nWhen sockfd_lookup() fails, gtp_encap_enable_socket() returns a\nNULL pointer, but its callers only check for error pointers thus miss\nthe NULL pointer case.\n\nFix it by returning an error pointer with the error code carried from\nsockfd_lookup().\n\n(I found this bug during code inspection.)","publishedAt":"2024-09-13T05:29:12.203Z","updatedAt":"2026-05-11T20:34:16.024Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"1e3a3abd8b28cfda9d0d0167e50e0fe11bc372a9","status":"affected","lessThan":"620fe9809752fae91b4190e897b81ed9976dfb39","versionType":"git"},{"version":"1e3a3abd8b28cfda9d0d0167e50e0fe11bc372a9","status":"affected","lessThan":"bdd99e5f0ad5fa727b16f2101fe880aa2bff2f8e","versionType":"git"},{"version":"1e3a3abd8b28cfda9d0d0167e50e0fe11bc372a9","status":"affected","lessThan":"8bbb9e4e0e66a39282e582d0440724055404b38c","versionType":"git"},{"version":"1e3a3abd8b28cfda9d0d0167e50e0fe11bc372a9","status":"affected","lessThan":"4643b91691e969b1b9ad54bf552d7a990cfa3b87","versionType":"git"},{"version":"1e3a3abd8b28cfda9d0d0167e50e0fe11bc372a9","status":"affected","lessThan":"e8b9930b0eb045d19e883c65ff9676fc89320c70","versionType":"git"},{"version":"1e3a3abd8b28cfda9d0d0167e50e0fe11bc372a9","status":"affected","lessThan":"28c67f0f84f889fe9f4cbda8354132b20dc9212d","versionType":"git"},{"version":"1e3a3abd8b28cfda9d0d0167e50e0fe11bc372a9","status":"affected","lessThan":"612edd35f2a3910ab1f61c1f2338889d4ba99fa2","versionType":"git"},{"version":"1e3a3abd8b28cfda9d0d0167e50e0fe11bc372a9","status":"affected","lessThan":"defd8b3c37b0f9cb3e0f60f47d3d78d459d57fda","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/gtp.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"4.12","status":"affected"},{"version":"0","status":"unaffected","lessThan":"4.12","versionType":"semver"},{"version":"4.19.321","status":"unaffected","lessThanOrEqual":"4.19.*","versionType":"semver"},{"version":"5.4.283","status":"unaffected","lessThanOrEqual":"5.4.*","versionType":"semver"},{"version":"5.10.225","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.166","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.108","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.49","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.10.8","status":"unaffected","lessThanOrEqual":"6.10.*","versionType":"semver"},{"version":"6.11","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/gtp.c"]}],"references":["https://git.kernel.org/stable/c/620fe9809752fae91b4190e897b81ed9976dfb39","https://git.kernel.org/stable/c/bdd99e5f0ad5fa727b16f2101fe880aa2bff2f8e","https://git.kernel.org/stable/c/8bbb9e4e0e66a39282e582d0440724055404b38c","https://git.kernel.org/stable/c/4643b91691e969b1b9ad54bf552d7a990cfa3b87","https://git.kernel.org/stable/c/e8b9930b0eb045d19e883c65ff9676fc89320c70","https://git.kernel.org/stable/c/28c67f0f84f889fe9f4cbda8354132b20dc9212d","https://git.kernel.org/stable/c/612edd35f2a3910ab1f61c1f2338889d4ba99fa2","https://git.kernel.org/stable/c/defd8b3c37b0f9cb3e0f60f47d3d78d459d57fda","https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html","https://lists.debian.org/debian-lts-announce/2024/10/msg00003.html"],"weaknesses":[],"ingestedAt":"2026-10-29T20:07:47.831Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2024/46xxx/CVE-2024-46677.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2024-46677","state":"PUBLISHED","datePublished":"2024-09-13T05:29:12.203Z","dateUpdated":"2026-05-11T20:34:16.024Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2024-09-11T15:12:18.247Z"},"containers":{"cna":{"title":"gtp: 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inspection.)"}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"1e3a3abd8b28cfda9d0d0167e50e0fe11bc372a9","status":"affected","lessThan":"620fe9809752fae91b4190e897b81ed9976dfb39","versionType":"git"},{"version":"1e3a3abd8b28cfda9d0d0167e50e0fe11bc372a9","status":"affected","lessThan":"bdd99e5f0ad5fa727b16f2101fe880aa2bff2f8e","versionType":"git"},{"version":"1e3a3abd8b28cfda9d0d0167e50e0fe11bc372a9","status":"affected","lessThan":"8bbb9e4e0e66a39282e582d0440724055404b38c","versionType":"git"},{"version":"1e3a3abd8b28cfda9d0d0167e50e0fe11bc372a9","status":"affected","lessThan":"4643b91691e969b1b9ad54bf552d7a990cfa3b87","versionType":"git"},{"version":"1e3a3abd8b28cfda9d0d0167e50e0fe11bc372a9","status":"affected","lessThan":"e8b9930b0eb045d19e883c65ff9676fc89320c70","versionType":"git"},{"version":"1e3a3abd8b28cfda9d0d0167e50e0fe11bc372a9","status":"affected","lessThan":"28c67f0f84f889fe9f4cbda8354132b20dc9212d","versionType":"git"},{"version":"1e3a3abd8b28cfda9d0d0167e50e0fe11bc372a9","status":"affected","lessThan":"612edd35f2a3910ab1f61c1f2338889d4ba99fa2","versionType":"git"},{"version":"1e3a3abd8b28cfda9d0d0167e50e0fe11bc372a9","status":"affected","lessThan":"defd8b3c37b0f9cb3e0f60f47d3d78d459d57fda","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/gtp.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"4.12","status":"affected"},{"version":"0","status":"unaffected","lessThan":"4.12","versionType":"semver"},{"version":"4.19.321","status":"unaffected","lessThanOrEqual":"4.19.*","versionType":"semver"},{"version":"5.4.283","status":"unaffected","lessThanOrEqual":"5.4.*","versionType":"semver"},{"version":"5.10.225","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.166","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.108","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.49","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.10.8","status":"unaffected","lessThanOrEqual":"6.10.*","versionType":"semver"},{"version":"6.11","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/gtp.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/620fe9809752fae91b4190e897b81ed9976dfb39"},{"url":"https://git.kernel.org/stable/c/bdd99e5f0ad5fa727b16f2101fe880aa2bff2f8e"},{"url":"https://git.kernel.org/stable/c/8bbb9e4e0e66a39282e582d0440724055404b38c"},{"url":"https://git.kernel.org/stable/c/4643b91691e969b1b9ad54bf552d7a990cfa3b87"},{"url":"https://git.kernel.org/stable/c/e8b9930b0eb045d19e883c65ff9676fc89320c70"},{"url":"https://git.kernel.org/stable/c/28c67f0f84f889fe9f4cbda8354132b20dc9212d"},{"url":"https://git.kernel.org/stable/c/612edd35f2a3910ab1f61c1f2338889d4ba99fa2"},{"url":"https://git.kernel.org/stable/c/defd8b3c37b0f9cb3e0f60f47d3d78d459d57fda"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T20:34:16.024Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.12","versionEndExcluding":"4.19.321"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.12","versionEndExcluding":"5.4.283"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.12","versionEndExcluding":"5.10.225"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.12","versionEndExcluding":"5.15.166"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.12","versionEndExcluding":"6.1.108"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.12","versionEndExcluding":"6.6.49"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.12","versionEndExcluding":"6.10.8"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.12","versionEndExcluding":"6.11"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"title":"CISA 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