CVE-2020-11098 Out-of-bound read in glyph_cache_put in FreeRDP
An out-of-bounds read in FreeRDP's glyph cache allows attackers to cause denial of service or disclose information when the glyph cache option is enabled.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2020-11098?
CVE-2020-11098 is a low-severity memory corruption vulnerability in Canonical Ubuntu Linux, published on 22 Jun 2020. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
In FreeRDP before version 2.1.2, there is an out-of-bound read in glyph_cache_put. This affects all FreeRDP clients with `+glyph-cache` option enabled This is fixed in version 2.1.2.
Weakness: CWE-125
Which versions are affected by CVE-2020-11098?
It affects 5 products.
Products include Canonical Ubuntu Linux, Debian Debian Linux, Fedoraproject Fedora, Freerdp Freerdp, Opensuse Leap.
How do I fix CVE-2020-11098?
Upgrade to a fixed version.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2020-11098 being exploited?
There is no known exploitation of CVE-2020-11098 in the wild and no public exploit code.
Other vulnerabilities in Canonical Ubuntu Linux
Sources
Also known as CLEANSTART-2024-GN67261, DEBIAN-CVE-2020-11098, GHSA-jr57-f58x-hjmv, UBUNTU-CVE-2020-11098.