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Vulnerability record · CVE-2018-10392 · published 26 April 2018

CVE-2018-10392: Xiph.org libvorbis out-of-bounds read vulnerability

XXiph.Org · Libvorbis

mapping0_forward in mapping0.c in Xiph.Org libvorbis 1.3.6 does not validate the number of channels, which allows remote attackers to cause a denial of service (heap-based buffer overflow or over-read) or possibly have unspecified other impact via a crafted file.

8.8 CVSS 3.1 High EPSS 3.3% · top 11.8% CWE-125 · Out-of-bounds readCWE-787 · Out-of-bounds write
8.8CVSS 3.1 base score, v2 6.8
3.3%EPSS exploitation probability, 30 days
NoNot in CISA KEV
6Affected product versions listed by NVD
10References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

mapping0_forward in mapping0.c in Xiph.Org libvorbis 1.3.6 does not validate the number of channels, which allows remote attackers to cause a denial of service (heap-based buffer overflow or over-read) or possibly have unspecified other impact via a crafted file.

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected products

6 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://access.redhat.com/errata/RHSA-2019:3703 Third Party Advisory
https://gitlab.xiph.org/xiph/vorbis/issues/2335 ExploitIssue TrackingVendor Advisory
https://lists.debian.org/debian-lts-announce/2019/11/msg00031.html Mailing ListThird Party Advisory
https://lists.debian.org/debian-lts-announce/2021/11/msg00023.html Mailing ListThird Party Advisory
https://security.gentoo.org/glsa/202003-36 Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:3703 Third Party Advisory
https://gitlab.xiph.org/xiph/vorbis/issues/2335 ExploitIssue TrackingVendor Advisory
https://lists.debian.org/debian-lts-announce/2019/11/msg00031.html Mailing ListThird Party Advisory
https://lists.debian.org/debian-lts-announce/2021/11/msg00023.html Mailing ListThird Party Advisory
https://security.gentoo.org/glsa/202003-36 Third Party Advisory

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Source: NIST National Vulnerability Database (record CVE-2018-10392), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.