{"cve":"CVE-2026-68355","nvd":{"published":"2026-08-10T13:20:27.940","modified":"2026-08-19T17:20:45.190","status":"Received","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: ath11k: fix potential buffer underflow in ath11k_hal_rx_msdu_list_get()\n\nWhen the first entry in msdu_details has a zero buffer address,\nthe code accesses msdu_details[i - 1] with i == 0, causing a\nbuffer underflow.\n\nFix similarly to ath12k_wifi7_hal_rx_msdu_list_get() by adding\na separate check for i == 0 before the main condition to prevent\nthe out-of-bounds access.\n\nFound by Linux Verification Center (linuxtesting.org) with SVACE.","cvss_v4":null,"cvss_v3":null,"cwes":[],"references":["https://git.kernel.org/stable/c/085a5fde5bac29c01059e69399b417e91c0a6c18","https://git.kernel.org/stable/c/20d18a5ec6ec364fcaf0d03af6fc43dcc42c6591","https://git.kernel.org/stable/c/31ea4b175bc3ab430be15834d9ee8a1ce65bee15","https://git.kernel.org/stable/c/69a6a4f60b2da92c0bdfd9264b8ffe053f51f52a","https://git.kernel.org/stable/c/725c1c3a8c5d920a7d3f5887412f2ad8e95a74f5"],"products":[],"source":"nvd","synced_at":"2026-10-19T22:47:54.990491175+00:00"},"epss":{"cve":"CVE-2026-68355","score":0.00184,"percentile":0.08057,"date":"2026-10-31"},"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."]}