Out-of-Bounds Read in Xiph.Org libvorbis (CVE-2017-14633)
Summary
Vulnerability in Xiph.Org libvorbis (CVE-2017-14633). Risk of unauthorized operations or information disclosure.
Original description
The description as published by the source.
In Xiph.Org libvorbis 1.3.5, an out-of-bounds array read vulnerability exists in the function mapping0_forward() in mapping0.c, which may lead to DoS when operating on a crafted audio file with vorbis_analysis().
Source: NIST National Vulnerability Database NVD
Auto-generated summary
Assembled by SecPulse from the source data (CVSS, CWE, affected versions) using templates — no AI involved. Check the original description and references below for exact details.
A vulnerability tracked as CVE-2017-14633 has been found in Xiph.Org libvorbis.
Risk of unauthorized operations or information disclosure. CVSS score: 6.5/10.
What to do: apply the vendor's official patched release.
If unsure, ask your IT team or search "Xiph.Org libvorbis CVE-2017-14633" on the vendor's site.
CVE-2017-14633 (Xiph.Org libvorbis) — CWE-125 / CVSS v3 6.5
Attack vector: remote (network-reachable) / unauthenticated
Plan: 1) Audit SBOM/dependencies, 2) Stage→prod upgrade, 3) Add WAF/proxy monitoring on affected endpoints, 4) Hunt IOCs in logs.
Refs: see the GHSA / vendor advisory / patched release linked on this page.
Out-of-bounds read (CWE-125) exists in Xiph.Org libvorbis.
Check the vendor advisory for the affected versions of Xiph.Org libvorbis.
Severity: Medium (CVSS 6.5/10). Risk of unauthorized operations or information disclosure.
Update to the patched release per vendor advisory.
Until the patch is applied: disable the affected feature, apply WAF rules, or restrict access via network ACLs.
Search webserver/proxy logs for unusual request patterns matching this CVE's known IOCs. Audit SBOM/dependencies to find affected services.
Response actions
Concrete steps and command examples for SOC/SRE teams to execute in order
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1Identify exposure identify
Audit SBOM/dependencies for affected components.資産台帳・SBOM・依存マニフェストで Xiph.Org libvorbis を使っているサービスとバージョンを洗い出す。
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2Post-deployment verification verify
Confirm patched version is live in productionパッチ適用後、ステージングで PoC または同等の悪用パターンを再現して脆弱性が閉じたことを確認。本番ではアクセスログ・WAF でアラート再発が無いか継続監視。
Fix status by distribution
Fixed packages published by each distribution for this CVE
- Alpine Linux ALPINE-CVE-2017-14633 libvorbis Fixed in: 1.3.5-r4
- Debian DEBIAN-CVE-2017-14633 libvorbis Fixed in: 1.3.5-4.1
References
- advisory gitlab.xiph.org
- advisory lists.debian.org
- advisory lists.debian.org
- advisory usn.ubuntu.com
- advisory debian.org