{"id":"CVE-2026-25290","title":"Memory Corruption when validating large data buffers from external sources using addition to check buffer length.","summary":"Memory Corruption when validating large data buffers from external sources using addition to check buffer length.","severity":"high","cvss":7.8,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","cwe":["CWE-190"],"vendor":"qualcomm","product":"cologne_firmware","affected":["cologne_firmware","fastconnect_7800_firmware","snapdragon_x2_elite_firmware","wcd9378c_firmware","wsa8840_firmware","wsa8845_firmware","wsa8845h_firmware"],"published":"2026-09-17","updated":"2026-09-22","sourceUpdated":"2026-09-22T19:01:39.993","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-25290","references":[{"url":"https://docs.qualcomm.com/product/publicresources/securitybulletin/september-2026-bulletin.html","label":"product-security@qualcomm.com"},{"url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-25290.json"},{"url":"https://access.redhat.com/security/cve/CVE-2026-25290"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2535803"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-25290"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-25290"}],"tags":["nvd","cve.org","csaf","vex","red-hat"],"epss":0.00103,"epssPercentile":0.0096,"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"total","timestamp":"2026-09-17T12:44:07.242420Z"},"ingestedAt":"2026-09-17T05:11:38.053Z","slug":"CVE-2026-25290","body":"## Overview\n\nMemory Corruption when validating large data buffers from external sources using addition to check buffer length.\n\n## Affected\n\n- `cologne_firmware`\n- `fastconnect_7800_firmware`\n- `snapdragon_x2_elite_firmware`\n- `wcd9378c_firmware`\n- `wsa8840_firmware`\n- `wsa8845_firmware`\n- `wsa8845h_firmware`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.\n\n## Vendor advisories\n\n- **Red Hat VEX** · Important · updated 2026-10-23 · [vex](https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-25290.json)","depth":"twilight","depthScore":43,"depthScoreParts":{"impact":42.9,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}