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Fencer Vulns
high 7.8

CVE-2022-47021 json

A null pointer dereference issue was discovered in functions op_get_data and op_open1 in opusfile.c in xiph opusfile 0.9 thru 0.12 allows a…

published 2023-01-20 3 y ago modified 2026-08-12 2 mo ago also EUVD-2022-49799 , JLSEC-2026-1266

cvss
7.8
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.4%
EPSS 0.4% chance of exploitation in 30 days, percentile 34%
public exploits
0
none known

Summary

A null pointer dereference issue was discovered in functions op_get_data and op_open1 in opusfile.c in xiph opusfile 0.9 thru 0.12 allows attackers to cause denial of service or other unspecified impacts.

Patch / fix

  • opusfile Debian 14, Debian 13, Debian 12 0.12-4

debian advisories DEBIAN-CVE-2022-47021

  • opusfile Ubuntu Pro 16.04 LTS 0.7-1ubuntu0.1~esm1
  • opusfile Ubuntu Pro 18.04 LTS 0.9+20170913-1ubuntu0.18.04.1~esm1
  • opusfile Ubuntu Pro 20.04 LTS 0.9+20170913-1ubuntu0.20.04.1~esm1
  • opusfile Ubuntu Pro 22.04 LTS 0.9+20170913-1.1ubuntu0.1~esm1

ubuntu advisories UBUNTU-CVE-2022-47021

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

  • opusfile Package Hub 15 SP5, openSUSE Leap 15.5 0.12-bp155.3.3.1

opensuse advisories openSUSE-SU-2024:0013-1

  • opusfile Alpine 3.16, Alpine 3.15 0.12-r3
  • opusfile Alpine 3.24, Alpine 3.23, Alpine 3.22 +5 more 0.12-r4

alpine advisories ALPINE-CVE-2022-47021

Alpine secdb © Alpine Linux, from https://secdb.alpinelinux.org via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

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-2022-47021 updated cvss 5.9

opusfile: NULL pointer dereference in op_get_data() and op_open1() in opusfile.c

  • Red Hat All currently supported Red Hat products
    not affected: vulnerable code not present

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
19 mo ago

Exploit prediction

0.40% chance of exploitation in the next 30 days, higher than 34% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • github.com https://github.com/xiph/opusfile/issues/36 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

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

Affected packages

ecosystem package affected fixed in
julia opusfile_jll
all versions
 no fix listed

Classification

Weakness

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.