Freeware Advanced Audio Coder · Faad2 · CVE-2018-19502
**Name of the Vulnerable Software and Affected Versions**
Freeware Advanced Audio Decoder 2 (FAAD2) versions 2.8.1 and earlier
**Description**
The issue is related to a heap-based buffer overflow in the `excluded channels()` function of the Freeware Advanced Audio Decoder 2 (FAAD2) audio decoder. This can allow an attacker to compromise data integrity, gain unauthorized access to protected information, and cause a denial of service.
**Recommendations**
For Freeware Advanced Audio Decoder 2 (FAAD2) versions 2.8.1 and earlier, consider disabling the `excluded channels()` function as a temporary workaround until a patch is available. Restrict access to the `libfaad/syntax.c` module to minimize the risk of exploitation. Avoid using the `excluded channels()` function in sensitive operations until the issue is resolved. At the moment, there is no information about a newer version that contains a fix for this vulnerability.