CVE-2011-0408 Integer overflow in n/a
Remote attackers can cause denial of service or execute arbitrary code via a crafted PNG image exploiting an integer underflow in libpng.
- 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
- None listed
What is CVE-2011-0408?
CVE-2011-0408 is a medium-severity vulnerability in Libpng Libpng, published on 18 Jan 2011. 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
pngrtran.c in libpng 1.5.x before 1.5.1 allows remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a crafted palette-based PNG image that triggers a buffer overflow, related to the png_do_expand_palette function, the png_do_rgb_to_gray function, and an integer underflow. NOTE: some of these details are obtained from third party information.
Weakness: CWE-119
Which versions are affected by CVE-2011-0408?
It affects 1 product.
Products include Libpng Libpng.
How do I fix CVE-2011-0408?
No fix has been published for CVE-2011-0408 yet. Limit exposure of the affected software until one is available.
Is CVE-2011-0408 being exploited?
There is no known exploitation of CVE-2011-0408 in the wild and no public exploit code.
Other vulnerabilities in Libpng Libpng
- CVE-2017-12652 Denial of service in n/a
- CVE-2018-14550 Out-of-bounds write in libpng
- CVE-2026-25646 LIBPNG has a heap buffer overflow in png_set_quantize
- CVE-2026-33636 LIBPNG has ARM NEON Palette Expansion Out-of-Bounds Read on AArch64
- CVE-2026-33416 LIBPNG has use-after-free via pointer aliasing in `png_set_tRNS` and `png_set_PLTE`
Sources
Also known as GHSA-v9cr-xc3f-gm3v.