CVE-2022-47021

HIGH
Published Jan 20, 20233y ago · Modified Jun 17, 20262w ago
7.8 CVSS 3.1
High
Find Similar
Published Jan 20, 2023 3y ago
Last Modified Jun 17, 2026 2w ago

Description

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.

CVSS Details

Base Score
7.8
Exploitability
1.8
Impact
5.9
Vector string
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality High
Integrity High
Availability High

Threat Intelligence

No active exploitation signals — not in CISA KEV and no EPSS score yet.

Exploit & Patch Status
Public Exploit Known
Patch Available

Weaknesses 1

CWE-476 NULL Pointer Dereference Memory Safety

Affected Products 3

VendorProductVersionRange
xiphopusfile*≥0.9  –  ≤0.12
fedoraprojectfedora36any
fedoraprojectfedora37any

References 6

  • github.com https://github.com/xiph/opusfile/commit/0a4cd796df5b030cb866f3f4a5e41a4b92caddf5
    PatchThird Party Advisory
  • github.com https://github.com/xiph/opusfile/issues/36
    ExploitIssue TrackingPatchThird Party Advisory
  • lists.fedoraproject.org https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2ODIA6QRIRBNF2HRXOE5VCZ2AFP4ZB4R/
  • lists.fedoraproject.org https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4LIKBLOE433RA44YTYUZLED4IOWJG5DV/
  • lists.fedoraproject.org https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ED4CWLBR2WQ2IXXTHZ24UYZBRNCLMJXH/
  • lists.fedoraproject.org https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MYPAQANM2ZNPXRBFOS5NFXNJ7O4Q3OBD/

Remediation

  • github.com https://github.com/xiph/opusfile/commit/0a4cd796df5b030cb866f3f4a5e41a4b92caddf5
    PatchThird Party Advisory
  • github.com https://github.com/xiph/opusfile/issues/36
    ExploitIssue TrackingPatchThird Party Advisory