OSV-2023-1008 Heap-use-after-free in gx_image_enum_begin
A heap-use-after-free vulnerability in Ghostscript allows attackers to potentially execute arbitrary code or cause a denial of service via crafted image files.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Not stated
- Victim action needed
- Not needed
- Fix
- None listed
What is OSV-2023-1008?
OSV-2023-1008 is an use after free vulnerability in ghostscript, published on 12 Oct 2023.
Official description
OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=63185
Crash type: Heap-use-after-free WRITE 8
Crash state:
gx_image_enum_begin
gx_begin_image1
gx_default_begin_typed_image
Which versions are affected by OSV-2023-1008?
1 open source package ship an affected version, including ghostscript.
| Package | Affected | Fixed in |
|---|---|---|
ghostscript OSS-Fuzz | All versions | None |
How do I fix OSV-2023-1008?
No fix has been published for OSV-2023-1008 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.
Is OSV-2023-1008 being exploited?
There is no known exploitation of OSV-2023-1008 in the wild and no public exploit code.