{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-99206","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2026-09-25T10:25:14.401Z","datePublished":"2026-10-28T10:35:59.851Z","dateUpdated":"2026-10-30T12:42:55.447Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-10-30T12:42:55.447Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nscsi: target: iscsi: Fix race in discovery auth updates\n\nSeparate configfs opens can concurrently update the discovery AuthMethod\nparameter. Both callers may free the same value in\niscsi_update_param_value(), causing a double-free.\n\nProtect the lookup and replacement with the discovery TPG access lock,\nas used by the other TPG configfs parameter updates."}],"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_configfs.c"],"versions":[{"version":"e48354ce078c079996f89d715dfa44814b4eba01","lessThan":"128dfa7a9b4b3c956e8ac04a169a7ba04960cd75","status":"affected","versionType":"git"},{"version":"e48354ce078c079996f89d715dfa44814b4eba01","lessThan":"35f3eb8ba914cbe079faf8712101b94ce6b2d821","status":"affected","versionType":"git"},{"version":"e48354ce078c079996f89d715dfa44814b4eba01","lessThan":"3b206898acaf40f87cf59e97e511a6b60aad9d5e","status":"affected","versionType":"git"},{"version":"e48354ce078c079996f89d715dfa44814b4eba01","lessThan":"57b6ebcc83afb5338c561ff97ca85dc954a89136","status":"affected","versionType":"git"},{"version":"e48354ce078c079996f89d715dfa44814b4eba01","lessThan":"083eea404d162c324456cf4ff9912fe8701d936b","status":"affected","versionType":"git"},{"version":"e48354ce078c079996f89d715dfa44814b4eba01","lessThan":"9b07828b133b326cb4fb59f144ca37f8db535999","status":"affected","versionType":"git"},{"version":"e48354ce078c079996f89d715dfa44814b4eba01","lessThan":"6caa2b3edb7da4f50a38e16561b75fcae21d4099","status":"affected","versionType":"git"},{"version":"e48354ce078c079996f89d715dfa44814b4eba01","lessThan":"e15b81f602edbdee39c335546f25486a1747f3f0","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_configfs.c"],"versions":[{"version":"3.1","status":"affected"},{"version":"0","lessThan":"3.1","status":"unaffected","versionType":"semver"},{"version":"5.10.273","lessThanOrEqual":"5.10.*","status":"unaffected","versionType":"semver"},{"version":"5.15.224","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"6.1.191","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.6.161","lessThanOrEqual":"6.6.*","status":"unaffected","versionType":"semver"},{"version":"6.12.115","lessThanOrEqual":"6.12.*","status":"unaffected","versionType":"semver"},{"version":"6.18.59","lessThanOrEqual":"6.18.*","status":"unaffected","versionType":"semver"},{"version":"7.2.13","lessThanOrEqual":"7.2.*","status":"unaffected","versionType":"semver"},{"version":"7.3","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":"3.1","versionEndExcluding":"5.10.273"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.1","versionEndExcluding":"5.15.224"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.1","versionEndExcluding":"6.1.191"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.1","versionEndExcluding":"6.6.161"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.1","versionEndExcluding":"6.12.115"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.1","versionEndExcluding":"6.18.59"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.1","versionEndExcluding":"7.2.13"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.1","versionEndExcluding":"7.3"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/128dfa7a9b4b3c956e8ac04a169a7ba04960cd75"},{"url":"https://git.kernel.org/stable/c/35f3eb8ba914cbe079faf8712101b94ce6b2d821"},{"url":"https://git.kernel.org/stable/c/3b206898acaf40f87cf59e97e511a6b60aad9d5e"},{"url":"https://git.kernel.org/stable/c/57b6ebcc83afb5338c561ff97ca85dc954a89136"},{"url":"https://git.kernel.org/stable/c/083eea404d162c324456cf4ff9912fe8701d936b"},{"url":"https://git.kernel.org/stable/c/9b07828b133b326cb4fb59f144ca37f8db535999"},{"url":"https://git.kernel.org/stable/c/6caa2b3edb7da4f50a38e16561b75fcae21d4099"},{"url":"https://git.kernel.org/stable/c/e15b81f602edbdee39c335546f25486a1747f3f0"}],"title":"scsi: target: iscsi: Fix race in discovery auth updates","x_generator":{"engine":"bippy-1.2.0"}}}}