{"id":"CVE-2024-56730","state":"PUBLISHED","title":"net/9p/usbg: fix handling of the failed kzalloc() memory allocation","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet/9p/usbg: fix handling of the failed kzalloc() memory allocation\n\nOn the linux-next, next-20241108 vanilla kernel, the coccinelle tool gave the\nfollowing error report:\n\n./net/9p/trans_usbg.c:912:5-11: ERROR: allocation function on line 911 returns\nNULL not ERR_PTR on failure\n\nkzalloc() failure is fixed to handle the NULL return case on the memory exhaustion.","publishedAt":"2024-12-29T11:30:07.876Z","updatedAt":"2026-05-11T20:58:09.091Z","severity":{"score":5.5,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","source":"CISA-ADP"},"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"a3be076dc174d9022a71a12554feb4c97b5c4d5c","status":"affected","lessThan":"2cdb416de8b5795fd25fadcb69e1198b6df6d8cc","versionType":"git"},{"version":"a3be076dc174d9022a71a12554feb4c97b5c4d5c","status":"affected","lessThan":"ff1060813d9347e8c45c8b8cff93a4dfdb6726ad","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/9p/trans_usbg.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.12","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.12","versionType":"semver"},{"version":"6.12.2","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.13","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/9p/trans_usbg.c"]}],"references":["https://git.kernel.org/stable/c/2cdb416de8b5795fd25fadcb69e1198b6df6d8cc","https://git.kernel.org/stable/c/ff1060813d9347e8c45c8b8cff93a4dfdb6726ad"],"weaknesses":["CWE-476"],"ingestedAt":"2026-10-29T20:08:12.933Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2024/56xxx/CVE-2024-56730.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2024-56730","state":"PUBLISHED","datePublished":"2024-12-29T11:30:07.876Z","dateUpdated":"2026-05-11T20:58:09.091Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2024-12-27T15:00:39.861Z"},"containers":{"cna":{"title":"net/9p/usbg: fix handling of the failed kzalloc() memory allocation","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet/9p/usbg: fix handling of the failed kzalloc() memory allocation\n\nOn the linux-next, next-20241108 vanilla kernel, the coccinelle tool gave the\nfollowing error report:\n\n./net/9p/trans_usbg.c:912:5-11: ERROR: allocation function on line 911 returns\nNULL not ERR_PTR on failure\n\nkzalloc() failure is fixed to handle the NULL return case on the memory exhaustion."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"a3be076dc174d9022a71a12554feb4c97b5c4d5c","status":"affected","lessThan":"2cdb416de8b5795fd25fadcb69e1198b6df6d8cc","versionType":"git"},{"version":"a3be076dc174d9022a71a12554feb4c97b5c4d5c","status":"affected","lessThan":"ff1060813d9347e8c45c8b8cff93a4dfdb6726ad","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/9p/trans_usbg.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.12","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.12","versionType":"semver"},{"version":"6.12.2","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.13","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/9p/trans_usbg.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/2cdb416de8b5795fd25fadcb69e1198b6df6d8cc"},{"url":"https://git.kernel.org/stable/c/ff1060813d9347e8c45c8b8cff93a4dfdb6726ad"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T20:58:09.091Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.12","versionEndExcluding":"6.12.2"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.12","versionEndExcluding":"6.13"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":5.5,"attackVector":"LOCAL","baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","integrityImpact":"NONE","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"LOW","confidentialityImpact":"NONE"}},{"other":{"type":"ssvc","content":{"id":"CVE-2024-56730","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2025-10-01T19:57:44.814333Z"}}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-476","lang":"en","type":"CWE","description":"CWE-476 NULL Pointer Dereference"}]}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2025-10-01T20:07:04.483Z"}}]}}}