{"id":"CVE-2026-72011","state":"PUBLISHED","title":"s390/diag: Add missing array_index_nospec() call to memtop_get_page_count()","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ns390/diag: Add missing array_index_nospec() call to memtop_get_page_count()\n\n'level' is user space controlled and used to read from an array. Add the\nmissing array_index_nospec() call to prevent speculative execution.","publishedAt":"2026-08-15T05:51:40.489Z","updatedAt":"2026-08-17T05:06:33.180Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"0d30871739ab433e114b0058f08b6b1c7b816f7e","status":"affected","lessThan":"c6b4d454865a81ceea1422243aaaedc363b6f713","versionType":"git"},{"version":"0d30871739ab433e114b0058f08b6b1c7b816f7e","status":"affected","lessThan":"83fe36f81200b7a85f8efe0a68a4e58be84d5f64","versionType":"git"},{"version":"0d30871739ab433e114b0058f08b6b1c7b816f7e","status":"affected","lessThan":"b7577fe4c47a31ca7c99714c53244a44af03cdfe","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["arch/s390/kernel/diag/diag310.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.14","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.14","versionType":"semver"},{"version":"6.18.40","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.1.5","status":"unaffected","lessThanOrEqual":"7.1.*","versionType":"semver"},{"version":"7.2","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["arch/s390/kernel/diag/diag310.c"]}],"references":["https://git.kernel.org/stable/c/c6b4d454865a81ceea1422243aaaedc363b6f713","https://git.kernel.org/stable/c/83fe36f81200b7a85f8efe0a68a4e58be84d5f64","https://git.kernel.org/stable/c/b7577fe4c47a31ca7c99714c53244a44af03cdfe"],"weaknesses":[],"ingestedAt":"2026-10-29T20:12:58.252Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/72xxx/CVE-2026-72011.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-72011","state":"PUBLISHED","datePublished":"2026-08-15T05:51:40.489Z","dateUpdated":"2026-08-17T05:06:33.180Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2026-08-09T03:40:39.899Z"},"containers":{"cna":{"title":"s390/diag: Add missing array_index_nospec() call to memtop_get_page_count()","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ns390/diag: Add missing array_index_nospec() call to memtop_get_page_count()\n\n'level' is user space controlled and used to read from an array. Add the\nmissing array_index_nospec() call to prevent speculative execution."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"0d30871739ab433e114b0058f08b6b1c7b816f7e","status":"affected","lessThan":"c6b4d454865a81ceea1422243aaaedc363b6f713","versionType":"git"},{"version":"0d30871739ab433e114b0058f08b6b1c7b816f7e","status":"affected","lessThan":"83fe36f81200b7a85f8efe0a68a4e58be84d5f64","versionType":"git"},{"version":"0d30871739ab433e114b0058f08b6b1c7b816f7e","status":"affected","lessThan":"b7577fe4c47a31ca7c99714c53244a44af03cdfe","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["arch/s390/kernel/diag/diag310.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.14","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.14","versionType":"semver"},{"version":"6.18.40","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.1.5","status":"unaffected","lessThanOrEqual":"7.1.*","versionType":"semver"},{"version":"7.2","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["arch/s390/kernel/diag/diag310.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/c6b4d454865a81ceea1422243aaaedc363b6f713"},{"url":"https://git.kernel.org/stable/c/83fe36f81200b7a85f8efe0a68a4e58be84d5f64"},{"url":"https://git.kernel.org/stable/c/b7577fe4c47a31ca7c99714c53244a44af03cdfe"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-08-17T05:06:33.180Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.14","versionEndExcluding":"6.18.40"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.14","versionEndExcluding":"7.1.5"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.14","versionEndExcluding":"7.2"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}