Xiph · Opusfile · CVE-2022-47021
**Name of the Vulnerable Software and Affected Versions**
xiph opusfile versions 0.9 through 0.12
**Description**
A null pointer dereference issue was discovered in functions `op get data` and `op open1` in opusfile.c. This issue may allow attackers to cause a denial of service or other unspecified impacts. The vulnerability is related to the `opusfile` library, a stream decoder for the opus format.
**Recommendations**
For versions 0.9 through 0.12, consider disabling the `op get data` and `op open1` functions in opusfile.c as a temporary workaround to minimize the risk of exploitation. Restrict access to the vulnerable opusfile.c module to prevent potential attacks. At the moment, there is no information about a newer version that contains a fix for this vulnerability.