OSV-2018-12 Heap-double-free in RMFRasterBand::IReadBlock
A heap double-free vulnerability in GDAL's RMFRasterBand allows attackers to cause denial of service or potentially execute arbitrary code via crafted raster 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-2018-12?
OSV-2018-12 is an use after free vulnerability in gdal, published on 13 Jan 2021.
Official description
OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=9138
Crash type: Heap-double-free
Crash state:
RMFRasterBand::IReadBlock
GDALRasterBand::GetLockedBlockRef
GDALRasterBand::IRasterIO
Which versions are affected by OSV-2018-12?
1 open source package ship an affected version, including gdal.
| Package | Affected | Fixed in |
|---|---|---|
gdal OSS-Fuzz | All versions | None |
How do I fix OSV-2018-12?
No fix has been published for OSV-2018-12 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-2018-12 being exploited?
There is no known exploitation of OSV-2018-12 in the wild and no public exploit code.