Vulnerability · Published Nov 10, 2021 · Assigned by mitre
CVE-2020-23903
Medium 5.5
In plain English
A medium-severity security flaw in the speex package (AlmaLinux). There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.0% (higher than 63% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS NVD)5.5Medium
Exploit odds (30 days)1.0%top 36.7% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
A Divide by Zero vulnerability in the function static int read_samples of Speex v1.2 allows attackers to cause a denial of service (DoS) via a crafted WAV file.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| AlmaLinux:9 | speex | 1.2.0-11.el9 | ALSA-2022:7979 |
| AlmaLinux:9 | speex-devel | 1.2.0-11.el9 | ALSA-2022:7979 |
| Debian:12 | speex | 1.2~rc1.2-2 | DEBIAN-CVE-2020-23903 |
| Debian:13 | speex | 1.2~rc1.2-2 | DEBIAN-CVE-2020-23903 |
| Debian:14 | speex | 1.2~rc1.2-2 | DEBIAN-CVE-2020-23903 |
| Rocky Linux:9 | speex | 0:1.2.0-11.el9 | RLSA-2022:7979 |
| Ubuntu:22.04:LTS | speex | 1.2~rc1.2-1.1ubuntu3 | UBUNTU-CVE-2020-23903 |
Affected products (as reported)
References
- https://github.com/xiph/speex/issues/13 x_refsource_MISC
- FEDORA-2021-91f16837bf vendor-advisory, x_refsource_FEDORA
- FEDORA-2021-73c086ef46 vendor-advisory, x_refsource_FEDORA