{"cve":"CVE-2026-31626","nvd":{"published":"2026-04-24T15:16:41.907","modified":"2026-06-17T10:34:07.060","status":"Modified","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nstaging: rtl8723bs: initialize le_tmp64 in rtw_BIP_verify()\n\nInitialize le_tmp64 to zero in rtw_BIP_verify() to prevent using\nuninitialized data.\n\nSmatch warns that only 6 bytes are copied to this 8-byte (u64)\nvariable, leaving the last two bytes uninitialized:\n\ndrivers/staging/rtl8723bs/core/rtw_security.c:1308 rtw_BIP_verify()\nwarn: not copying enough bytes for '&le_tmp64' (8 vs 6 bytes)\n\nInitializing the variable at the start of the function fixes this\nwarning and ensures predictable behavior.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H","score":7.1},"cwes":["CWE-908"],"references":["https://git.kernel.org/stable/c/51532c7c1d357145f4ac561648499f7a6847f739","https://git.kernel.org/stable/c/6792624d933146e2757b07092e93ad915cb58930","https://git.kernel.org/stable/c/8c964b82a4e97ec7f25e17b803ee196009b38a57","https://git.kernel.org/stable/c/9e911eead187240193516edf55a0e1ab3425aa5b","https://git.kernel.org/stable/c/b487a7754d874230299d5a9c2710ec4df8b2ed8a"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T22:33:09.003606135+00:00"},"epss":{"cve":"CVE-2026-31626","score":0.00288,"percentile":0.21349,"date":"2026-11-01"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}