{"id":"CVE-2026-72490","state":"PUBLISHED","title":"staging: rtl8723bs: fix stainfo check in rtw_aes_decrypt","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nstaging: rtl8723bs: fix stainfo check in rtw_aes_decrypt\n\nThe null-pointer-guard was incorrect, returning _FAIL on valid pointer.\nInvert the guard, so it returns _FAIL on invalid pointer.","publishedAt":"2026-08-15T05:57:25.610Z","updatedAt":"2026-08-17T05:15:41.415Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"e23ad15700284b63ab5d8ae1370e93f7c1723863","status":"affected","lessThan":"fde2296f87b72ccd72460ce13ad56e8652b321d4","versionType":"git"},{"version":"e23ad15700284b63ab5d8ae1370e93f7c1723863","status":"affected","lessThan":"9a3f9b3c47d8f071b0eb9e63906ac0448058278d","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/staging/rtl8723bs/core/rtw_security.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"7.1","status":"affected"},{"version":"0","status":"unaffected","lessThan":"7.1","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":["drivers/staging/rtl8723bs/core/rtw_security.c"]}],"references":["https://git.kernel.org/stable/c/fde2296f87b72ccd72460ce13ad56e8652b321d4","https://git.kernel.org/stable/c/9a3f9b3c47d8f071b0eb9e63906ac0448058278d"],"weaknesses":[],"ingestedAt":"2026-10-29T20:12:58.252Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/72xxx/CVE-2026-72490.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-72490","state":"PUBLISHED","datePublished":"2026-08-15T05:57:25.610Z","dateUpdated":"2026-08-17T05:15:41.415Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2026-08-09T03:40:39.936Z"},"containers":{"cna":{"title":"staging: rtl8723bs: fix stainfo check in rtw_aes_decrypt","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nstaging: rtl8723bs: fix stainfo check in rtw_aes_decrypt\n\nThe null-pointer-guard was incorrect, returning _FAIL on valid pointer.\nInvert the guard, so it returns _FAIL on invalid pointer."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"e23ad15700284b63ab5d8ae1370e93f7c1723863","status":"affected","lessThan":"fde2296f87b72ccd72460ce13ad56e8652b321d4","versionType":"git"},{"version":"e23ad15700284b63ab5d8ae1370e93f7c1723863","status":"affected","lessThan":"9a3f9b3c47d8f071b0eb9e63906ac0448058278d","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/staging/rtl8723bs/core/rtw_security.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"7.1","status":"affected"},{"version":"0","status":"unaffected","lessThan":"7.1","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":["drivers/staging/rtl8723bs/core/rtw_security.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/fde2296f87b72ccd72460ce13ad56e8652b321d4"},{"url":"https://git.kernel.org/stable/c/9a3f9b3c47d8f071b0eb9e63906ac0448058278d"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-08-17T05:15:41.415Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"7.1","versionEndExcluding":"7.1.5"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"7.1","versionEndExcluding":"7.2"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}