{"id":"CVE-2023-54101","state":"PUBLISHED","title":"driver: soc: xilinx: use _safe loop iterator to avoid a use after free","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ndriver: soc: xilinx: use _safe loop iterator to avoid a use after free\n\nThe hash_for_each_possible() loop dereferences \"eve_data\" to get the\nnext item on the list.  However the loop frees eve_data so it leads to\na use after free.  Use hash_for_each_possible_safe() instead.","publishedAt":"2025-12-24T13:06:27.234Z","updatedAt":"2026-05-11T19:55:30.807Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"c7fdb2404f66131bc9c22e06f712717288826487","status":"affected","lessThan":"49fca83f6f3f0cafe5bf5b43e8ee81cf73c2d5e0","versionType":"git"},{"version":"c7fdb2404f66131bc9c22e06f712717288826487","status":"affected","lessThan":"f16599e638073ef0b2828bb64f5e99138e9381b5","versionType":"git"},{"version":"c7fdb2404f66131bc9c22e06f712717288826487","status":"affected","lessThan":"256aace3a5d8c987183ba4832dffb36f48ea7d3b","versionType":"git"},{"version":"c7fdb2404f66131bc9c22e06f712717288826487","status":"affected","lessThan":"c58da0ba3e5c86e51e2c1557afaf6f71e00c4533","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/soc/xilinx/xlnx_event_manager.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.17","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.17","versionType":"semver"},{"version":"6.1.39","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.3.13","status":"unaffected","lessThanOrEqual":"6.3.*","versionType":"semver"},{"version":"6.4.4","status":"unaffected","lessThanOrEqual":"6.4.*","versionType":"semver"},{"version":"6.5","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/soc/xilinx/xlnx_event_manager.c"]}],"references":["https://git.kernel.org/stable/c/49fca83f6f3f0cafe5bf5b43e8ee81cf73c2d5e0","https://git.kernel.org/stable/c/f16599e638073ef0b2828bb64f5e99138e9381b5","https://git.kernel.org/stable/c/256aace3a5d8c987183ba4832dffb36f48ea7d3b","https://git.kernel.org/stable/c/c58da0ba3e5c86e51e2c1557afaf6f71e00c4533"],"weaknesses":[],"ingestedAt":"2026-10-29T20:06:42.242Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2023/54xxx/CVE-2023-54101.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2023-54101","state":"PUBLISHED","datePublished":"2025-12-24T13:06:27.234Z","dateUpdated":"2026-05-11T19:55:30.807Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2025-12-24T13:02:52.517Z"},"containers":{"cna":{"title":"driver: soc: xilinx: use _safe loop iterator to avoid a use after free","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ndriver: soc: xilinx: use _safe loop iterator to avoid a use after free\n\nThe hash_for_each_possible() loop dereferences \"eve_data\" to get the\nnext item on the list.  However the loop frees eve_data so it leads to\na use after free.  Use hash_for_each_possible_safe() instead."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"c7fdb2404f66131bc9c22e06f712717288826487","status":"affected","lessThan":"49fca83f6f3f0cafe5bf5b43e8ee81cf73c2d5e0","versionType":"git"},{"version":"c7fdb2404f66131bc9c22e06f712717288826487","status":"affected","lessThan":"f16599e638073ef0b2828bb64f5e99138e9381b5","versionType":"git"},{"version":"c7fdb2404f66131bc9c22e06f712717288826487","status":"affected","lessThan":"256aace3a5d8c987183ba4832dffb36f48ea7d3b","versionType":"git"},{"version":"c7fdb2404f66131bc9c22e06f712717288826487","status":"affected","lessThan":"c58da0ba3e5c86e51e2c1557afaf6f71e00c4533","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/soc/xilinx/xlnx_event_manager.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.17","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.17","versionType":"semver"},{"version":"6.1.39","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.3.13","status":"unaffected","lessThanOrEqual":"6.3.*","versionType":"semver"},{"version":"6.4.4","status":"unaffected","lessThanOrEqual":"6.4.*","versionType":"semver"},{"version":"6.5","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/soc/xilinx/xlnx_event_manager.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/49fca83f6f3f0cafe5bf5b43e8ee81cf73c2d5e0"},{"url":"https://git.kernel.org/stable/c/f16599e638073ef0b2828bb64f5e99138e9381b5"},{"url":"https://git.kernel.org/stable/c/256aace3a5d8c987183ba4832dffb36f48ea7d3b"},{"url":"https://git.kernel.org/stable/c/c58da0ba3e5c86e51e2c1557afaf6f71e00c4533"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T19:55:30.807Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.17","versionEndExcluding":"6.1.39"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.17","versionEndExcluding":"6.3.13"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.17","versionEndExcluding":"6.4.4"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.17","versionEndExcluding":"6.5"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}