CVE-2022-4132 Memory leak on tls connections
A memory leak in the JSS library allows attackers to cause denial of service via repeated login attempts when non-standard configurations are used.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2022-4132?
CVE-2022-4132 is a medium-severity denial of service vulnerability in Redhat Enterprise Linux, published on 4 Oct 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
A flaw was found in JSS. A memory leak in JSS requires non-standard configuration but is a low-effort DoS vector if configured that way (repeatedly hitting the login page).
Weakness: CWE-401
Which versions are affected by CVE-2022-4132?
It affects 2 products.
Products include Dogtagpki Network Security Services for Java, Redhat Enterprise Linux.
How do I fix CVE-2022-4132?
Apply the vendor's patch.
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-2022-4132 being exploited?
There is no known exploitation of CVE-2022-4132 in the wild and no public exploit code.
Sources
Also known as DEBIAN-CVE-2022-4132, GHSA-hcff-4p4q-xjmc, OESA-2025-1137.