{"id":"CVE-2026-93132","state":"PUBLISHED","title":"ACPI: RISC-V: Fix riscv_acpi_add_prt_dep() loop handling","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nACPI: RISC-V: Fix riscv_acpi_add_prt_dep() loop handling\n\nThe loop in riscv_acpi_add_prt_dep() includes error conditions that are\nhandled in a dubious - if not outright wrong - way, by continuining the\nloop (which skips and misses the entry pointer update to point to the next\nentry).\n\nRewrite the loop as a for loop (that handles the continuation correctly)\nand wrap the condition and update statements using helper functions to make\nit cleaner.","publishedAt":"2026-09-17T16:11:34.708Z","updatedAt":"2026-10-19T09:06:05.310Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"1b173cc4bfcdcf4a49927952ba3a445c5b293723","status":"affected","lessThan":"41652ca8c6ff2b77b9780cbbb2f20f1551b9ff80","versionType":"git"},{"version":"1b173cc4bfcdcf4a49927952ba3a445c5b293723","status":"affected","lessThan":"c9729ced165d6c5b57d99141b6632bb8711efec9","versionType":"git"},{"version":"1b173cc4bfcdcf4a49927952ba3a445c5b293723","status":"affected","lessThan":"3fd86a5d6facb6618f63a76d499f28007cef878f","versionType":"git"},{"version":"1b173cc4bfcdcf4a49927952ba3a445c5b293723","status":"affected","lessThan":"3a56321d0aceee2a0bd80d23366401c131ff8350","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/acpi/riscv/irq.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.12","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.12","versionType":"semver"},{"version":"6.12.110","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.52","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.2.6","status":"unaffected","lessThanOrEqual":"7.2.*","versionType":"semver"},{"version":"7.3","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/acpi/riscv/irq.c"]}],"references":["https://git.kernel.org/stable/c/41652ca8c6ff2b77b9780cbbb2f20f1551b9ff80","https://git.kernel.org/stable/c/c9729ced165d6c5b57d99141b6632bb8711efec9","https://git.kernel.org/stable/c/3fd86a5d6facb6618f63a76d499f28007cef878f","https://git.kernel.org/stable/c/3a56321d0aceee2a0bd80d23366401c131ff8350"],"weaknesses":[],"ingestedAt":"2026-10-29T20:13:34.582Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/93xxx/CVE-2026-93132.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-93132","state":"PUBLISHED","datePublished":"2026-09-17T16:11:34.708Z","dateUpdated":"2026-10-19T09:06:05.310Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2026-09-17T16:02:15.087Z"},"containers":{"cna":{"title":"ACPI: RISC-V: Fix riscv_acpi_add_prt_dep() loop handling","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nACPI: RISC-V: Fix riscv_acpi_add_prt_dep() loop handling\n\nThe loop in riscv_acpi_add_prt_dep() includes error conditions that are\nhandled in a dubious - if not outright wrong - way, by continuining the\nloop (which skips and misses the entry pointer update to point to the next\nentry).\n\nRewrite the loop as a for loop (that handles the continuation correctly)\nand wrap the condition and update statements using helper functions to make\nit cleaner."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"1b173cc4bfcdcf4a49927952ba3a445c5b293723","status":"affected","lessThan":"41652ca8c6ff2b77b9780cbbb2f20f1551b9ff80","versionType":"git"},{"version":"1b173cc4bfcdcf4a49927952ba3a445c5b293723","status":"affected","lessThan":"c9729ced165d6c5b57d99141b6632bb8711efec9","versionType":"git"},{"version":"1b173cc4bfcdcf4a49927952ba3a445c5b293723","status":"affected","lessThan":"3fd86a5d6facb6618f63a76d499f28007cef878f","versionType":"git"},{"version":"1b173cc4bfcdcf4a49927952ba3a445c5b293723","status":"affected","lessThan":"3a56321d0aceee2a0bd80d23366401c131ff8350","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/acpi/riscv/irq.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.12","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.12","versionType":"semver"},{"version":"6.12.110","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.52","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.2.6","status":"unaffected","lessThanOrEqual":"7.2.*","versionType":"semver"},{"version":"7.3","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/acpi/riscv/irq.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/41652ca8c6ff2b77b9780cbbb2f20f1551b9ff80"},{"url":"https://git.kernel.org/stable/c/c9729ced165d6c5b57d99141b6632bb8711efec9"},{"url":"https://git.kernel.org/stable/c/3fd86a5d6facb6618f63a76d499f28007cef878f"},{"url":"https://git.kernel.org/stable/c/3a56321d0aceee2a0bd80d23366401c131ff8350"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-10-19T09:06:05.310Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.12","versionEndExcluding":"6.12.110"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.12","versionEndExcluding":"6.18.52"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.12","versionEndExcluding":"7.2.6"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.12","versionEndExcluding":"7.3"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}