CVE-2017-14632 — libvorbis: Invalid freeing of uninitialized memory in the function vorbis_analysis_headerout()

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CRITICAL

libvorbis: Invalid freeing of uninitialized memory in the function vorbis_analysis_headerout()

Published Sep 21, 2017

9.8

CRITICAL

CVSS 3.1

EPSS 5.71%

Description

Xiph.Org libvorbis 1.3.5 allows Remote Code Execution upon freeing uninitialized memory in the function vorbis_analysis_headerout() in info.c when vi->channels<=0, a similar issue to Mozilla bug 550184.

Affected products

Red Hat Enterprise Linux 5

libvorbis

Not affected
Red Hat Enterprise Linux 6

libvorbis

Not affected
Red Hat Enterprise Linux 7

libvorbis

Not affected

Product	Package	State	Advisory
Red Hat Enterprise Linux 5	libvorbis	Not affected	n/a
Red Hat Enterprise Linux 6	libvorbis	Not affected	n/a
Red Hat Enterprise Linux 7	libvorbis	Not affected	n/a

Remediation

No remediation recorded yet.

Metrics

5.71% 0.05705

Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.

EPSS probability 0.05705

Score over time

2021–2026

EPSS v1
EPSS v2
EPSS v3
EPSS v4
EPSS v5

Percentile over time

EPSS v1
EPSS v2
EPSS v3
EPSS v4
EPSS v5

Table of values (19 key points)

Flat stretches are collapsed; showing up to 120 newest points.

Date	Score	Percentile	Model
Oct 1, 2026	5.71% (0.05705)	92.78th	v5 (v2026.06.15)
Jun 15, 2026	5.71% (0.05705)	92.00th	v5 (v2026.06.15)
Mar 30, 2025	6.83% (0.06828)	90.44th	v4 (v2025.03.14)
Mar 29, 2025	24.40% (0.24399)	93.70th	v4 (v2025.03.14)
Mar 17, 2025	6.83% (0.06828)	90.65th	v4 (v2025.03.14)
Dec 17, 2024	1.58% (0.01585)	86.97th	v3 (v2023.03.01)
Sep 1, 2023	3.64% (0.03637)	90.49th	v3 (v2023.03.01)
Aug 1, 2023	3.69% (0.03695)	90.49th	v3 (v2023.03.01)
May 8, 2023	3.62% (0.03625)	90.29th	v3 (v2023.03.01)
Mar 24, 2023	6.62% (0.06623)	92.66th	v3 (v2023.03.01)
Mar 7, 2023	6.77% (0.06767)	92.73th	v3 (v2023.03.01)
Mar 6, 2023	5.79% (0.05785)	90.41th	v2 (v2022.01.01)
Jun 18, 2022	5.79% (0.05785)	89.65th	v2 (v2022.01.01)
Apr 1, 2022	5.63% (0.05634)	89.29th	v2 (v2022.01.01)
Feb 4, 2022	5.63% (0.05634)	76.84th	v2 (v2022.01.01)
Feb 3, 2022	2.28% (0.02278)	50.99th	v1
Jan 6, 2022	2.28% (0.02278)	50.49th	v1
Sep 1, 2021	2.28% (0.02278)	78.03th	v1
Apr 14, 2021	2.28% (0.02278)	0.00th	v1

Weaknesses (2)

CWE-119

Buffer Overflow

CWE-416

Use After Free

References (8)

https://access.redhat.com/security/cve/CVE-2017-14632
Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1499952
Issue Tracking
https://gitlab.xiph.org/xiph/vorbis/issues/2328
x_refsource_MISCVendor Advisory
https://lists.debian.org/debian-lts-announce/2018/04/msg00033.html
mailing-listx_refsource_MLISTThird Party Advisory
https://nvd.nist.gov/vuln/detail/CVE-2017-14632
https://usn.ubuntu.com/3569-1/
vendor-advisoryx_refsource_UBUNTUThird Party Advisory
https://www.cve.org/CVERecord?id=CVE-2017-14632
https://www.debian.org/security/2018/dsa-4113
vendor-advisoryx_refsource_DEBIANThird Party Advisory

Link	Providers	Tags
https://access.redhat.com/security/cve/CVE-2017-14632		Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1499952		Issue Tracking
https://gitlab.xiph.org/xiph/vorbis/issues/2328		x_refsource_MISCVendor Advisory
https://lists.debian.org/debian-lts-announce/2018/04/msg00033.html		mailing-listx_refsource_MLISTThird Party Advisory
https://nvd.nist.gov/vuln/detail/CVE-2017-14632
https://usn.ubuntu.com/3569-1/		vendor-advisoryx_refsource_UBUNTUThird Party Advisory
https://www.cve.org/CVERecord?id=CVE-2017-14632
https://www.debian.org/security/2018/dsa-4113		vendor-advisoryx_refsource_DEBIANThird Party Advisory