{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2023-53335","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2025-09-16T16:08:59.565Z","datePublished":"2025-09-17T14:56:29.672Z","dateUpdated":"2026-05-11T19:42:57.510Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-05-11T19:42:57.510Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nRDMA/cxgb4: Fix potential null-ptr-deref in pass_establish()\n\nIf get_ep_from_tid() fails to lookup non-NULL value for ep, ep is\ndereferenced later regardless of whether it is empty.\nThis patch adds a simple sanity check to fix the issue.\n\nFound by Linux Verification Center (linuxtesting.org) with SVACE."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/infiniband/hw/cxgb4/cm.c"],"versions":[{"version":"944661dd97f4f257cd914fffec7eb80832ff9141","lessThan":"9dca64042d855a24b0bd81ce242e5dc7e939f6eb","status":"affected","versionType":"git"},{"version":"944661dd97f4f257cd914fffec7eb80832ff9141","lessThan":"2cfc00e974d75a3aa8155f2660f57d342e1f67ca","status":"affected","versionType":"git"},{"version":"944661dd97f4f257cd914fffec7eb80832ff9141","lessThan":"9ddc77eefb2a567b705c3c86ab2ddabe43cadf1b","status":"affected","versionType":"git"},{"version":"944661dd97f4f257cd914fffec7eb80832ff9141","lessThan":"283861a4c52c1ea4df3dd1b6fc75a50796ce3524","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/infiniband/hw/cxgb4/cm.c"],"versions":[{"version":"4.7","status":"affected"},{"version":"0","lessThan":"4.7","status":"unaffected","versionType":"semver"},{"version":"5.15.99","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"6.1.16","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.2.3","lessThanOrEqual":"6.2.*","status":"unaffected","versionType":"semver"},{"version":"6.3","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":"5.15.99"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.7","versionEndExcluding":"6.1.16"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.7","versionEndExcluding":"6.2.3"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.7","versionEndExcluding":"6.3"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/9dca64042d855a24b0bd81ce242e5dc7e939f6eb"},{"url":"https://git.kernel.org/stable/c/2cfc00e974d75a3aa8155f2660f57d342e1f67ca"},{"url":"https://git.kernel.org/stable/c/9ddc77eefb2a567b705c3c86ab2ddabe43cadf1b"},{"url":"https://git.kernel.org/stable/c/283861a4c52c1ea4df3dd1b6fc75a50796ce3524"}],"title":"RDMA/cxgb4: Fix potential null-ptr-deref in pass_establish()","x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"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-2023-53335","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2026-01-14T18:37:23.151348Z"}}}],"problemTypes":[{"descriptions":[{"lang":"en","type":"CWE","cweId":"CWE-476","description":"CWE-476 NULL Pointer Dereference"}]}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-01-14T18:43:00.832Z"}}]}}