CVE-2021-22553

Heap Memory exhaustion in Gerrit

Description

Any git operation is passed through Jetty and a session is created. No expiry is set for the session and Jetty does not automatically dispose of the session. Over multiple git actions, this can lead to a heap memory exhaustion for Gerrit servers. We recommend upgrading Gerrit to any of the versions listed above.

Remediation

Solution:

  • We recommend upgrading Gerrit to any version listed above.

Categories

6.5
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.15%
Third-Party Advisory chromium.org
Affected: Google LLC Gerrit
Published at:
Updated at:

References

Link Tags
https://bugs.chromium.org/p/gerrit/issues/detail?id=13858 issue tracking third party advisory

Frequently Asked Questions

What is the severity of CVE-2021-22553?
CVE-2021-22553 has been scored as a medium severity vulnerability.
How to fix CVE-2021-22553?
To fix CVE-2021-22553: We recommend upgrading Gerrit to any version listed above.
Is CVE-2021-22553 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2021-22553 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-22553?
CVE-2021-22553 affects Google LLC Gerrit.
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