CVE-2021-27847 Denial of service in n/a
A division-by-zero error in Libvips allows attackers to cause a denial of service via crafted image inputs.
- 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-2021-27847?
CVE-2021-27847 is a medium-severity denial of service vulnerability in n/a, published on 15 Jul 2021. 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
Division-By-Zero vulnerability in Libvips 8.10.5 in the function vips_eye_point, eye.c#L83, and function vips_mask_point, mask.c#L85.
Weakness: CWE-369
Which versions are affected by CVE-2021-27847?
It affects 1 product.
Products include Libvips Libvips.
How do I fix CVE-2021-27847?
Upgrade to a fixed version.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2021-27847 being exploited?
There is no known exploitation of CVE-2021-27847 in the wild and no public exploit code.
Other vulnerabilities in n/a
- CVE-2019-17534 Use after free in n/a
- CVE-2026-33327 Possible integer overflow leading to potential heap-based buffer overflow
- CVE-2026-35591 Possible heap-based buffer overflow when decoding TIFF image containing well-crafted tile
- CVE-2026-33328 Possible integer overflow on 32-bit systems when reading GIF images
- CVE-2026-35590 Possible out-of-bounds read leading to crash when decoding well-crafted EXIF metadata
Sources
Also known as DEBIAN-CVE-2021-27847, GHSA-78wm-7588-c232, UBUNTU-CVE-2021-27847.