CVE-2022-2476: Null Pointer Dereference
A null pointer dereference bug was found in wavpack-5.4.0 The results from the ASAN log: AddressSanitizer:DEADLYSIGNAL ===================================================================84257==ERROR: AddressSanitizer: SEGV on unknown address 0x000000000000 (pc 0x561b47a970c6 bp 0x7fff13952fb0 sp 0x7fff1394fca0 T0) ==84257==The signal is caused by a WRITE memory access. ==84257==Hint: address points to the zero page. #0 0x561b47a970c5 in main cli/wvunpack.c:834 #1 0x7efc4f5c0082 in libcstartmain (/lib/x8664-linux-gnu/libc.so.6+0x24082) #2 0x561b47a945ed in start (/usr/local/bin/wvunpack+0xa5ed) AddressSanitizer can not provide additional info. SUMMARY: AddressSanitizer: SEGV cli/wvunpack.c:834 in main ==84257==ABORTING
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2022-2476?
CVE-2022-2476 has a moderate severity level due to the potential for a null pointer dereference leading to application crashes.
How do I fix CVE-2022-2476?
To fix CVE-2022-2476, upgrade Wavpack to version 5.4.1 or later.
Which versions of Wavpack are affected by CVE-2022-2476?
CVE-2022-2476 affects Wavpack version 5.4.0.
Is CVE-2022-2476 exploitable remotely?
CVE-2022-2476 is not considered to be exploitable remotely as it typically requires local access or specific conditions.
Which operating systems are vulnerable to CVE-2022-2476?
CVE-2022-2476 affects Fedora versions 35 and 36 that include Wavpack 5.4.0.