CVE-2022-47021

Severity: high (CVSS 7.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2023-01-20 · updated 2026-06-17
Weakness: CWE-476

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.

Affected products

Fedoraproject Fedora: 36, 37
Xiph Opusfile: from 0.9 through 0.12

References

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

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