{"id":"CVE-2023-53435","state":"PUBLISHED","title":"cassini: Fix a memory leak in the error handling path of cas_init_one()","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ncassini: Fix a memory leak in the error handling path of cas_init_one()\n\ncas_saturn_firmware_init() allocates some memory using vmalloc(). This\nmemory is freed in the .remove() function but not it the error handling\npath of the probe.\n\nAdd the missing vfree() to avoid a memory leak, should an error occur.","publishedAt":"2025-09-18T16:04:14.476Z","updatedAt":"2026-05-11T19:44:55.714Z","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":"fcaa40669cd798ca2ac0d15441e8a1d1145f2b16","status":"affected","lessThan":"11c0ed097a874156957b515d0ba7e356142eab87","versionType":"git"},{"version":"fcaa40669cd798ca2ac0d15441e8a1d1145f2b16","status":"affected","lessThan":"60d8e8b88087d68e10c8991a0f6733fa2f963ff0","versionType":"git"},{"version":"fcaa40669cd798ca2ac0d15441e8a1d1145f2b16","status":"affected","lessThan":"e20105d967ab5b53ff50a0e5991fe37324d2ba20","versionType":"git"},{"version":"fcaa40669cd798ca2ac0d15441e8a1d1145f2b16","status":"affected","lessThan":"dc61f7582cc92d547d02e141cd66f5d1f4ed8012","versionType":"git"},{"version":"fcaa40669cd798ca2ac0d15441e8a1d1145f2b16","status":"affected","lessThan":"234e744d86bd95b381d24546df2dba72804e0219","versionType":"git"},{"version":"fcaa40669cd798ca2ac0d15441e8a1d1145f2b16","status":"affected","lessThan":"172146c26f0c1b86ab4e9ebffc7e06f04229fa17","versionType":"git"},{"version":"fcaa40669cd798ca2ac0d15441e8a1d1145f2b16","status":"affected","lessThan":"b8b1a667744741fa7807b09a12797a27f14f3fac","versionType":"git"},{"version":"fcaa40669cd798ca2ac0d15441e8a1d1145f2b16","status":"affected","lessThan":"412cd77a2c24b191c65ea53025222418db09817c","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/ethernet/sun/cassini.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"2.6.28","status":"affected"},{"version":"0","status":"unaffected","lessThan":"2.6.28","versionType":"semver"},{"version":"4.14.316","status":"unaffected","lessThanOrEqual":"4.14.*","versionType":"semver"},{"version":"4.19.284","status":"unaffected","lessThanOrEqual":"4.19.*","versionType":"semver"},{"version":"5.4.244","status":"unaffected","lessThanOrEqual":"5.4.*","versionType":"semver"},{"version":"5.10.181","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.113","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.30","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.3.4","status":"unaffected","lessThanOrEqual":"6.3.*","versionType":"semver"},{"version":"6.4","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/ethernet/sun/cassini.c"]}],"references":["https://git.kernel.org/stable/c/11c0ed097a874156957b515d0ba7e356142eab87","https://git.kernel.org/stable/c/60d8e8b88087d68e10c8991a0f6733fa2f963ff0","https://git.kernel.org/stable/c/e20105d967ab5b53ff50a0e5991fe37324d2ba20","https://git.kernel.org/stable/c/dc61f7582cc92d547d02e141cd66f5d1f4ed8012","https://git.kernel.org/stable/c/234e744d86bd95b381d24546df2dba72804e0219","https://git.kernel.org/stable/c/172146c26f0c1b86ab4e9ebffc7e06f04229fa17","https://git.kernel.org/stable/c/b8b1a667744741fa7807b09a12797a27f14f3fac","https://git.kernel.org/stable/c/412cd77a2c24b191c65ea53025222418db09817c"],"weaknesses":["CWE-401"],"ingestedAt":"2026-10-29T20:06:33.064Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2023/53xxx/CVE-2023-53435.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2023-53435","state":"PUBLISHED","datePublished":"2025-09-18T16:04:14.476Z","dateUpdated":"2026-05-11T19:44:55.714Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2025-09-17T14:54:09.751Z"},"containers":{"cna":{"title":"cassini: Fix a memory leak in the error handling path of cas_init_one()","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ncassini: Fix a memory leak in the error handling path of cas_init_one()\n\ncas_saturn_firmware_init() allocates some memory using vmalloc(). This\nmemory is freed in the .remove() function but not it the error handling\npath of the probe.\n\nAdd the missing vfree() to avoid a memory leak, should an error occur."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"fcaa40669cd798ca2ac0d15441e8a1d1145f2b16","status":"affected","lessThan":"11c0ed097a874156957b515d0ba7e356142eab87","versionType":"git"},{"version":"fcaa40669cd798ca2ac0d15441e8a1d1145f2b16","status":"affected","lessThan":"60d8e8b88087d68e10c8991a0f6733fa2f963ff0","versionType":"git"},{"version":"fcaa40669cd798ca2ac0d15441e8a1d1145f2b16","status":"affected","lessThan":"e20105d967ab5b53ff50a0e5991fe37324d2ba20","versionType":"git"},{"version":"fcaa40669cd798ca2ac0d15441e8a1d1145f2b16","status":"affected","lessThan":"dc61f7582cc92d547d02e141cd66f5d1f4ed8012","versionType":"git"},{"version":"fcaa40669cd798ca2ac0d15441e8a1d1145f2b16","status":"affected","lessThan":"234e744d86bd95b381d24546df2dba72804e0219","versionType":"git"},{"version":"fcaa40669cd798ca2ac0d15441e8a1d1145f2b16","status":"affected","lessThan":"172146c26f0c1b86ab4e9ebffc7e06f04229fa17","versionType":"git"},{"version":"fcaa40669cd798ca2ac0d15441e8a1d1145f2b16","status":"affected","lessThan":"b8b1a667744741fa7807b09a12797a27f14f3fac","versionType":"git"},{"version":"fcaa40669cd798ca2ac0d15441e8a1d1145f2b16","status":"affected","lessThan":"412cd77a2c24b191c65ea53025222418db09817c","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/ethernet/sun/cassini.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"2.6.28","status":"affected"},{"version":"0","status":"unaffected","lessThan":"2.6.28","versionType":"semver"},{"version":"4.14.316","status":"unaffected","lessThanOrEqual":"4.14.*","versionType":"semver"},{"version":"4.19.284","status":"unaffected","lessThanOrEqual":"4.19.*","versionType":"semver"},{"version":"5.4.244","status":"unaffected","lessThanOrEqual":"5.4.*","versionType":"semver"},{"version":"5.10.181","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.113","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.30","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.3.4","status":"unaffected","lessThanOrEqual":"6.3.*","versionType":"semver"},{"version":"6.4","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/ethernet/sun/cassini.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/11c0ed097a874156957b515d0ba7e356142eab87"},{"url":"https://git.kernel.org/stable/c/60d8e8b88087d68e10c8991a0f6733fa2f963ff0"},{"url":"https://git.kernel.org/stable/c/e20105d967ab5b53ff50a0e5991fe37324d2ba20"},{"url":"https://git.kernel.org/stable/c/dc61f7582cc92d547d02e141cd66f5d1f4ed8012"},{"url":"https://git.kernel.org/stable/c/234e744d86bd95b381d24546df2dba72804e0219"},{"url":"https://git.kernel.org/stable/c/172146c26f0c1b86ab4e9ebffc7e06f04229fa17"},{"url":"https://git.kernel.org/stable/c/b8b1a667744741fa7807b09a12797a27f14f3fac"},{"url":"https://git.kernel.org/stable/c/412cd77a2c24b191c65ea53025222418db09817c"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T19:44:55.714Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.28","versionEndExcluding":"4.14.316"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.28","versionEndExcluding":"4.19.284"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.28","versionEndExcluding":"5.4.244"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.28","versionEndExcluding":"5.10.181"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.28","versionEndExcluding":"5.15.113"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.28","versionEndExcluding":"6.1.30"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.28","versionEndExcluding":"6.3.4"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.28","versionEndExcluding":"6.4"}]}]}],"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-2023-53435","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2026-01-14T19:16:18.909635Z"}}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-401","lang":"en","type":"CWE","description":"CWE-401 Missing Release of Memory after Effective Lifetime"}]}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-01-14T19:23:10.079Z"}}]}}}