CVE-2011-3464 Memory corruption in n/a
Remote attackers can cause application crashes or execute arbitrary code via a stack-based buffer overflow in libpng, requiring user interaction to process a malicious image.
- 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-2011-3464?
CVE-2011-3464 is a high-severity memory corruption vulnerability in Libpng Libpng, published on 22 Jul 2012. 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
Off-by-one error in the png_formatted_warning function in pngerror.c in libpng 1.5.4 through 1.5.7 might allow remote attackers to cause a denial of service (application crash) and possibly execute arbitrary code via unspecified vectors, which trigger a stack-based buffer overflow.
Weakness: CWE-189
Which versions are affected by CVE-2011-3464?
It affects 1 product.
Products include Libpng Libpng.
How do I fix CVE-2011-3464?
No fix has been published for CVE-2011-3464 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2011-3464 being exploited?
There is no known exploitation of CVE-2011-3464 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-g3wr-53jg-9w4j.