CVE-2022-26592 Memory corruption in n/a

High 8.8 Published 22 Aug 2023 Updated 3 Oct 2024

A stack overflow in libsass allows attackers to cause denial of service or potentially execute code via crafted input.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: A user has to click or open something
Fix: Available

What is CVE-2022-26592?

CVE-2022-26592 is a high-severity memory corruption vulnerability in n/a, published on 22 Aug 2023. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

Stack Overflow vulnerability in libsass 3.6.5 via the CompoundSelector::has_real_parent_ref function.

Weakness: CWE-787

Which versions are affected by CVE-2022-26592?

1 open source package ship an affected version, including sass. It affects 1 product.

Package	Affected	Fixed in
`sass` Bitnami	From `3.6.5`	`3.6.6`

Products include Sass-Lang Libsass.

How do I fix CVE-2022-26592?

Upgrade sass to 3.6.6 or later.

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

Is CVE-2022-26592 being exploited?

There is no known exploitation of CVE-2022-26592 in the wild and no public exploit code.

Sources

Also known as AZL-32226, AZL-43879, AZL-44100, BIT-sass-2022-26592, DEBIAN-CVE-2022-26592, GHSA-4v29-vc65-87m4 and 1 more.