{"affected":[{"defaultStatus":"unaffected","ecosystem":"github","packageName":"xiph/speex","product":"speex","source":"CNA: VulnCheck","vendor":"xiph","versions":[{"lessThanOrEqual":"1.2.1","status":"affected","version":"0","versionType":"custom"}]}],"cveId":"CVE-2026-116741","cwes":["CWE-787"],"description":"Speex (libspeex) through 1.2.1 contains an out-of-bounds write vulnerability in speex_bits_read_whole_bytes() in libspeex/bits.c that mishandles length truncation for non-owned SpeexBits buffers. Attackers can stream crafted Speex data into buffers set up with speex_bits_init_buffer() or speex_bits_set_bit_buffer() to corrupt heap or stack memory and crash applications.","epss":{"date":"2026-11-02","percentile":0.35122,"score":0.00409},"exploits":[{"kind":"exploit","source":"ADP: CISA-ADP","url":"https://hackmd.io/@haindpwn/cve-2026-116741-speex-bits-read-whole-bytes-oob-write"}],"kev":null,"metrics":[{"score":8.3,"severity":"high","source":"CNA: VulnCheck","vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:N/SA:N","version":"4.0"},{"score":6.5,"severity":"medium","source":"CNA: VulnCheck","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:H","version":"3.1"}],"modifiedAt":1793644323764,"publishedAt":1793051560782,"references":[{"source":"CNA: VulnCheck","tags":["issue-tracking"],"url":"https://github.com/xiph/speex/issues/42"},{"source":"CNA: VulnCheck","tags":["product"],"url":"https://github.com/xiph/speex"},{"source":"CNA: VulnCheck","tags":["technical-description"],"url":"https://github.com/xiph/speex/blob/Speex-1.2.1/libspeex/bits.c#L177"},{"source":"CNA: VulnCheck","tags":["third-party-advisory"],"url":"https://hackmd.io/@haindpwn/speex-bits-read-whole-bytes-oob-write"},{"source":"CNA: VulnCheck","tags":["patch"],"url":"https://gitlab.xiph.org/xiph/speex/-/merge_requests/32"},{"source":"CNA: VulnCheck","tags":["third-party-advisory"],"url":"https://www.vulncheck.com/advisories/speex-through-1.2.1-out-of-bounds-write-via-speex-bits-read-whole-bytes"},{"source":"ADP: CISA-ADP","tags":["exploit"],"url":"https://hackmd.io/@haindpwn/cve-2026-116741-speex-bits-read-whole-bytes-oob-write"}],"remediation":[{"kind":"fix","source":"CNA: VulnCheck","text":"The reporting source identifies this reference as a patch. Check the advisory for affected versions and supported release branches.","url":"https://gitlab.xiph.org/xiph/speex/-/merge_requests/32"}],"revision":"5007cc97c3a053eb90dc6e690bf3a2163729b87787298277e1f30ae4ed47accf","sources":[{"modifiedAt":1793644323764,"name":"CNA: VulnCheck","retrievedAt":1793646534256,"url":"https://www.cve.org/CVERecord?id=CVE-2026-116741"},{"modifiedAt":null,"name":"FIRST EPSS","retrievedAt":1793646542464,"url":"https://api.first.org/data/v1/epss?cve=CVE-2026-116741"}],"ssvc":{"assessedAt":1793644292813,"automatable":"no","exploitation":"poc","source":"ADP: CISA-ADP","technicalImpact":"partial"},"status":"published","title":"Speex through 1.2.1 Out-of-Bounds Write via speex_bits_read_whole_bytes","updatedAt":1793646542464}