CVE-2022-2476

Public Exploit

Description

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 __libc_start_main (/lib/x86_64-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

Category

5.5
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.02%
Vendor Advisory fedoraproject.org Vendor Advisory fedoraproject.org
Affected: n/a Wavpack
Published at:
Updated at:

References

Link Tags
https://github.com/dbry/WavPack/issues/121 issue tracking exploit third party advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CK45CC7MQ54SHEIJ63PW3HP4BCPTX6QP/ vendor advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QMIXZWB3OURGBAEU3T5HQY56BN2ZVLYF/ vendor advisory

Frequently Asked Questions

What is the severity of CVE-2022-2476?
CVE-2022-2476 has been scored as a medium severity vulnerability.
How to fix CVE-2022-2476?
To fix CVE-2022-2476, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2022-2476 being actively exploited in the wild?
It is possible that CVE-2022-2476 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2022-2476?
CVE-2022-2476 affects n/a Wavpack.
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