CVE-2019-6493 Information disclosure in n/a
A memory leak in the IObit Smart Defrag kernel driver allows attackers to leak kernel pointers, potentially aiding privilege escalation attacks.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2019-6493?
CVE-2019-6493 is a medium-severity vulnerability in n/a, published on 11 Apr 2019. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
SmartDefragDriver.sys (2.0) in IObit Smart Defrag 6 never frees an executable kernel pool that is allocated with user defined bytes and size when IOCTL 0x9C401CC0 is called. This kernel pointer can be leaked if the kernel pool becomes a "big" pool.
Weakness: CWE-401
Which versions are affected by CVE-2019-6493?
It affects 1 product.
Products include Iobit Smart Defrag.
How do I fix CVE-2019-6493?
No fix has been published for CVE-2019-6493 yet. Limit exposure of the affected software until one is available.
Is CVE-2019-6493 being exploited?
There is no known exploitation of CVE-2019-6493 in the wild and no public exploit code.
Other vulnerabilities in n/a
Sources
Also known as GHSA-2h7h-j22f-v4p9.