CVE-2022-2476
Published: 19 July 2022
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
Priority
Status
| Package | Release | Status |
|---|---|---|
|
wavpack Launchpad, Ubuntu, Debian |
kinetic |
Ignored
(end of life, was needs-triage)
|
| lunar |
Needs triage
|
|
| bionic |
Needs triage
|
|
| focal |
Needs triage
|
|
| jammy |
Needs triage
|
|
| trusty |
Does not exist
|
|
| upstream |
Needs triage
|
|
| xenial |
Released
(4.75.2-2ubuntu0.2+esm1)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only) |
|
| impish |
Ignored
(end of life)
|
|
| mantic |
Needs triage
|
|
|
Patches: upstream: https://github.com/dbry/WavPack/commit/25b4a2725d8568212e7cf89ca05ca29d128af7ac |
||
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 5.5 |
| Attack vector | Local |
| Attack complexity | Low |
| Privileges required | None |
| User interaction | Required |
| Scope | Unchanged |
| Confidentiality | None |
| Integrity impact | None |
| Availability impact | High |
| Vector | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |