Skip to content
Fencer Vulns
high 7.8

CVE-2022-33065 json

Multiple signed integers overflow in function au_read_header in src/au.c and in functions mat4_open and mat4_read_header in src/mat4.c in L…

published 2023-07-18 3 y ago modified 2026-06-17 4 mo ago also EUVD-2022-36122

cvss
7.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.4%
EPSS 0.4% chance of exploitation in 30 days, percentile 30%
public exploits
0
none known

Summary

Multiple signed integers overflow in function au_read_header in src/au.c and in functions mat4_open and mat4_read_header in src/mat4.c in Libsndfile, allows an attacker to cause Denial of Service or other unspecified impacts.

Patch / fix

  • libsndfile Debian 12 1.2.0-1+deb12u1
  • libsndfile Debian 14, Debian 13 1.2.2-2

debian advisories DEBIAN-CVE-2022-33065

  • libsndfile Ubuntu 20.04 LTS 1.0.28-7ubuntu0.2
  • libsndfile Ubuntu 22.04 LTS 1.0.31-2ubuntu0.1
  • libsndfile Ubuntu Pro 14.04 LTS 1.0.25-7ubuntu2.2+esm3
  • libsndfile Ubuntu Pro 16.04 LTS 1.0.25-10ubuntu0.16.04.3+esm3
  • libsndfile Ubuntu Pro 18.04 LTS 1.0.28-4ubuntu0.18.04.2+esm1

ubuntu advisories UBUNTU-CVE-2022-33065

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • libsndfile RHEL 8 1.0.28-14.el8
  • libsndfile-utils RHEL 8 1.0.28-14.el8
  • libsndfile RHEL 9 1.0.31-8.el9
  • libsndfile-utils RHEL 9 1.0.31-8.el9

red hat advisories RHSA-2024:3030RHSA-2024:2184

  • libsndfile SLES for SAP 12 SP5, SLES 12 SP5, SLE Software Development Kit 12 SP5 1.0.25-36.29.1
  • libsndfile SLES for SAP 15 SP3, SLES for SAP 15 SP2, SLES for SAP 15 SP1 +16 more 1.0.28-150000.5.20.1
  • libsndfile-progs openSUSE Leap 15.5, openSUSE Leap 15.4 1.0.28-150000.5.20.1

suse advisories SUSE-SU-2023:4331-1SUSE-SU-2023:4330-1

  • libsndfile openSUSE Tumbleweed 1.2.2-1.1

opensuse advisories openSUSE-SU-2024:13348-1

  • libsndfile AlmaLinux 8 1.0.28-14.el8
  • libsndfile-utils AlmaLinux 8 1.0.28-14.el8
  • libsndfile AlmaLinux 9 1.0.31-8.el9
  • libsndfile-utils AlmaLinux 9 1.0.31-8.el9

almalinux advisories ALSA-2024:3030ALSA-2024:2184

  • libsndfile CBL-Mariner 2.0 1.0.31-3
  • libsndfile Azure Linux 3.0 1.2.2-2

azure linux advisories AZL-27647AZL-34940

Azure Linux vulnerability data, Copyright (c) Microsoft Corporation, from https://github.com/microsoft/AzureLinuxVulnerabilityData via OSV, under the MIT licence; changed: normalised to fixed package versions per release. MIT

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2022-33065 updated cvss 7.8

libsndfile: integer overflow in src/mat4.c and src/au.c leads to DoS

  • Red Hat Enterprise Linux AppStream (v. 8) libsndfile 1.0.28-14.el8, libsndfile-utils 1.0.28-14.el8
    fixed: vendor fix RHSA-2024:3030
  • Red Hat Enterprise Linux AppStream (v. 9) libsndfile 1.0.31-8.el9, libsndfile-utils 1.0.31-8.el9
    fixed: vendor fix RHSA-2024:2184
  • Red Hat Enterprise Linux CRB (v. 8) libsndfile 1.0.28-14.el8, libsndfile-utils 1.0.28-14.el8
    fixed: vendor fix RHSA-2024:3030
  • Red Hat Enterprise Linux CRB (v. 9) libsndfile 1.0.31-8.el9, libsndfile-utils 1.0.31-8.el9
    fixed: vendor fix RHSA-2024:2184

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

CISA SSVC

Exploitation
Proof of concept is public
Automatable
no
Technical impact
total
Assessed
2 y ago

Exploit prediction

0.36% chance of exploitation in the next 30 days, higher than 30% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • github.com https://github.com/libsndfile/libsndfile/issues/833 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 7.8 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Classification

Weakness
  • CWE-190 Integer Overflow or Wraparound

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.