CVE-2022-40279 Denial of service in n/a
Missing return value check in wpa_supplicant allows attackers to cause a denial of service in Samsung TizenRT.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2022-40279?
CVE-2022-40279 is a high-severity denial of service vulnerability in n/a, published on 8 Sep 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
An issue was discovered in Samsung TizenRT through 3.0_GBM (and 3.1_PRE). l2_packet_receive_timeout in wpa_supplicant/src/l2_packet/l2_packet_pcap.c has a missing check on the return value of pcap_dispatch, leading to a denial of service (malfunction).
Weakness: CWE-252
Which versions are affected by CVE-2022-40279?
It affects 1 product.
Products include Samsung Tizenrt.
How do I fix CVE-2022-40279?
No fix has been published for CVE-2022-40279 yet. Limit exposure of the affected software until one is available.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2022-40279 being exploited?
There is no known exploitation of CVE-2022-40279 in the wild and no public exploit code.
Other vulnerabilities in n/a
Sources
Also known as GHSA-9x54-g48c-7w9w.