CVE-2021-44269 Memory corruption in n/a

Medium 5.5 Published 10 Mar 2022 Updated 4 Aug 2024

An out-of-bounds read in Wavpack allows attackers to cause denial of service or disclose information via crafted WAV files.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Local or same network only
Victim action needed: A user has to click or open something
Fix: Available

What is CVE-2021-44269?

CVE-2021-44269 is a medium-severity memory corruption vulnerability in Fedoraproject Fedora, published on 10 Mar 2022. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

Official description

An out of bounds read was found in Wavpack 5.4.0 in processing *.WAV files. This issue triggered in function WavpackPackSamples of file src/pack_utils.c, tainted variable cnt is too large, that makes pointer sptr read beyond heap bound.

Weakness: CWE-125

Which versions are affected by CVE-2021-44269?

It affects 2 products.

Linux distribution packages (22)

`wavpack` AlmaLinux:8	All versions	`5.1.0-16.el8`
`wavpack-devel` AlmaLinux:8	All versions	`5.1.0-16.el8`
`wavpack` AlmaLinux:9	All versions	`5.4.0-5.el9`
`wavpack-devel` AlmaLinux:9	All versions	`5.4.0-5.el9`
`wavpack` Red Hat:enterprise_linux:8::appstream	All versions	`0:5.1.0-16.el8`
`wavpack-debuginfo` Red Hat:enterprise_linux:8::appstream	All versions	`0:5.1.0-16.el8`
`wavpack-debugsource` Red Hat:enterprise_linux:8::appstream	All versions	`0:5.1.0-16.el8`
`wavpack-debuginfo` Red Hat:enterprise_linux:8::crb	All versions	`0:5.1.0-16.el8`
`wavpack-debugsource` Red Hat:enterprise_linux:8::crb	All versions	`0:5.1.0-16.el8`
`wavpack-devel` Red Hat:enterprise_linux:8::crb	All versions	`0:5.1.0-16.el8`
`wavpack` Red Hat:enterprise_linux:9::appstream	All versions	`0:5.4.0-5.el9`
`wavpack-debuginfo` Red Hat:enterprise_linux:9::appstream	All versions	`0:5.4.0-5.el9`
`wavpack-debugsource` Red Hat:enterprise_linux:9::appstream	All versions	`0:5.4.0-5.el9`
`wavpack-debuginfo` Red Hat:enterprise_linux:9::crb	All versions	`0:5.4.0-5.el9`
`wavpack-debugsource` Red Hat:enterprise_linux:9::crb	All versions	`0:5.4.0-5.el9`
`wavpack-devel` Red Hat:enterprise_linux:9::crb	All versions	`0:5.4.0-5.el9`
`wavpack` Rocky Linux:8	All versions	`0:5.1.0-16.el8`
`wavpack` Rocky Linux:9	All versions	`0:5.4.0-5.el9`
`wavpack` SUSE:Linux Enterprise Module for Basesystem 15 SP3	All versions	`5.4.0-4.12.1`
`wavpack` SUSE:Linux Enterprise Module for Desktop Applications 15 SP3	All versions	`5.4.0-4.12.1`
`wavpack` SUSE:Linux Enterprise Real Time 15 SP2	All versions	`5.4.0-4.12.1`
`wavpack` openSUSE:Leap 15.3	All versions	`5.4.0-4.12.1`

Products include Fedoraproject Fedora, Wavpack Wavpack.

How do I fix CVE-2021-44269?

Apply the vendor's patch.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2021-44269 being exploited?

There is no known exploitation of CVE-2021-44269 in the wild and no public exploit code.

All Fedoraproject Fedora vulnerabilities

Sources

Also known as ALSA-2022:7558, ALSA-2022:8139, AZL-8977, DEBIAN-CVE-2021-44269, GHSA-f35r-5xp5-9859, MGASA-2022-0125 and 8 more.