{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-116741", "assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "state": "PUBLISHED", "assignerShortName": "VulnCheck", "dateReserved": "2026-10-26T20:23:36.495Z", "datePublished": "2026-10-26T21:52:40.782Z", "dateUpdated": "2026-10-26T21:52:40.782Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "shortName": "VulnCheck", "dateUpdated": "2026-10-26T21:52:40.782Z"}, "datePublic": "2026-10-22T00:00:00.000Z", "title": "Speex through 1.2.1 Out-of-Bounds Write via speex_bits_read_whole_bytes", "descriptions": [{"lang": "en", "value": "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."}], "problemTypes": [{"descriptions": [{"lang": "en", "description": "Out-of-bounds Write", "cweId": "CWE-787", "type": "CWE"}]}], "affected": [{"vendor": "xiph", "product": "speex", "defaultStatus": "unaffected", "versions": [{"version": "0", "status": "affected", "versionType": "custom", "lessThanOrEqual": "1.2.1"}], "packageURL": "pkg:github/xiph/speex", "repo": "https://github.com/xiph/speex"}], "cpeApplicability": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:xiph:speex:*:*:*:*:*:*:*:*", "versionEndIncluding": "1.2.1"}]}]}], "metrics": [{"format": "CVSS", "cvssV4_0": {"version": "4.0", "vectorString": "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", "attackVector": "NETWORK", "attackComplexity": "LOW", "attackRequirements": "PRESENT", "privilegesRequired": "NONE", "userInteraction": "NONE", "vulnConfidentialityImpact": "NONE", "vulnIntegrityImpact": "LOW", "vulnAvailabilityImpact": "HIGH", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "subAvailabilityImpact": "NONE", "baseScore": 8.3, "baseSeverity": "HIGH"}}, {"format": "CVSS", "cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:H", "attackVector": "NETWORK", "attackComplexity": "HIGH", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "availabilityImpact": "HIGH", "baseScore": 6.5, "baseSeverity": "MEDIUM"}}], "references": [{"url": "https://github.com/xiph/speex/issues/42", "tags": ["issue-tracking"], "name": "GitHub Issue #42"}, {"url": "https://github.com/xiph/speex", "tags": ["product"]}, {"url": "https://github.com/xiph/speex/blob/Speex-1.2.1/libspeex/bits.c#L177", "tags": ["technical-description"]}, {"url": "https://hackmd.io/@haindpwn/speex-bits-read-whole-bytes-oob-write", "tags": ["third-party-advisory"]}, {"url": "https://gitlab.xiph.org/xiph/speex/-/merge_requests/32", "tags": ["patch"]}, {"name": "VulnCheck Advisory: Speex through 1.2.1 Out-of-Bounds Write via speex_bits_read_whole_bytes", "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"}], "credits": [{"lang": "en", "value": "HaiND from the Post and Telecommunication Institute of Technology", "type": "finder"}], "x_generator": {"engine": "vulncheck-endgame"}}}}

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{"bugzilla": {"description": "speex: speex: Denial of Service via out-of-bounds write", "id": "2561436", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2561436"}, "csaw": false, "cvss3": {"cvss3_base_score": "6.5", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:H", "status": "draft"}, "cwe": "CWE-787", "details": ["A flaw was found in speex. An out-of-bounds write vulnerability exists due to improper buffer length handling when decoding byte streams into external memory buffers. A remote attacker could exploit this flaw by streaming specially crafted audio data into an affected application, triggering memory corruption. This issue primarily leads to application crashes, resulting in a Denial of Service (DoS)."], "name": "CVE-2026-116741", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Fix deferred", "package_name": "speex", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Out of support scope", "package_name": "speex", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Fix deferred", "package_name": "speex", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Fix deferred", "package_name": "speex", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Fix deferred", "package_name": "speex", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2026-10-26T21:52:40Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-116741\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-116741\nhttps://github.com/xiph/speex\nhttps://github.com/xiph/speex/blob/Speex-1.2.1/libspeex/bits.c#L177\nhttps://github.com/xiph/speex/issues/42\nhttps://gitlab.xiph.org/xiph/speex/-/merge_requests/32\nhttps://hackmd.io/@haindpwn/speex-bits-read-whole-bytes-oob-write\nhttps://www.vulncheck.com/advisories/speex-through-1.2.1-out-of-bounds-write-via-speex-bits-read-whole-bytes"], "threat_severity": "Moderate"}