{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-23216","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2026-01-13T15:37:45.987Z","datePublished":"2026-02-18T14:21:53.699Z","dateUpdated":"2026-05-11T22:02:34.053Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-05-11T22:02:34.053Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nscsi: target: iscsi: Fix use-after-free in iscsit_dec_conn_usage_count()\n\nIn iscsit_dec_conn_usage_count(), the function calls complete() while\nholding the conn->conn_usage_lock. As soon as complete() is invoked, the\nwaiter (such as iscsit_close_connection()) may wake up and proceed to free\nthe iscsit_conn structure.\n\nIf the waiter frees the memory before the current thread reaches\nspin_unlock_bh(), it results in a KASAN slab-use-after-free as the function\nattempts to release a lock within the already-freed connection structure.\n\nFix this by releasing the spinlock before calling complete()."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/target/iscsi/iscsi_target_util.c"],"versions":[{"version":"e48354ce078c079996f89d715dfa44814b4eba01","lessThan":"ba684191437380a07b27666eb4e72748be1ea201","status":"affected","versionType":"git"},{"version":"e48354ce078c079996f89d715dfa44814b4eba01","lessThan":"8518f072fc92921418cd9ed4268dd4f3e9a8fd75","status":"affected","versionType":"git"},{"version":"e48354ce078c079996f89d715dfa44814b4eba01","lessThan":"275016a551ba1a068a3bd6171b18611726b67110","status":"affected","versionType":"git"},{"version":"e48354ce078c079996f89d715dfa44814b4eba01","lessThan":"73b487d44bf4f92942629d578381f89c326ff77f","status":"affected","versionType":"git"},{"version":"e48354ce078c079996f89d715dfa44814b4eba01","lessThan":"48fe983e92de2c59d143fe38362ad17ba23ec7f3","status":"affected","versionType":"git"},{"version":"e48354ce078c079996f89d715dfa44814b4eba01","lessThan":"3835e49e146a4e6e7787b29465f1a23379b6ec44","status":"affected","versionType":"git"},{"version":"e48354ce078c079996f89d715dfa44814b4eba01","lessThan":"9411a89e9e7135cc459178fa77a3f1d6191ae903","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/target/iscsi/iscsi_target_util.c"],"versions":[{"version":"3.1","status":"affected"},{"version":"0","lessThan":"3.1","status":"unaffected","versionType":"semver"},{"version":"5.10.250","lessThanOrEqual":"5.10.*","status":"unaffected","versionType":"semver"},{"version":"5.15.200","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"6.1.163","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.6.124","lessThanOrEqual":"6.6.*","status":"unaffected","versionType":"semver"},{"version":"6.12.70","lessThanOrEqual":"6.12.*","status":"unaffected","versionType":"semver"},{"version":"6.18.10","lessThanOrEqual":"6.18.*","status":"unaffected","versionType":"semver"},{"version":"6.19","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":"3.1","versionEndExcluding":"5.10.250"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.1","versionEndExcluding":"5.15.200"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.1","versionEndExcluding":"6.1.163"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.1","versionEndExcluding":"6.6.124"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.1","versionEndExcluding":"6.12.70"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.1","versionEndExcluding":"6.18.10"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.1","versionEndExcluding":"6.19"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/ba684191437380a07b27666eb4e72748be1ea201"},{"url":"https://git.kernel.org/stable/c/8518f072fc92921418cd9ed4268dd4f3e9a8fd75"},{"url":"https://git.kernel.org/stable/c/275016a551ba1a068a3bd6171b18611726b67110"},{"url":"https://git.kernel.org/stable/c/73b487d44bf4f92942629d578381f89c326ff77f"},{"url":"https://git.kernel.org/stable/c/48fe983e92de2c59d143fe38362ad17ba23ec7f3"},{"url":"https://git.kernel.org/stable/c/3835e49e146a4e6e7787b29465f1a23379b6ec44"},{"url":"https://git.kernel.org/stable/c/9411a89e9e7135cc459178fa77a3f1d6191ae903"}],"title":"scsi: target: iscsi: Fix use-after-free in iscsit_dec_conn_usage_count()","x_generator":{"engine":"bippy-1.2.0"}}}}