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Mageia: 2023-0304 Moderate: Apache DoS And Memory Issues

mageia
Calendar Grey October 27, 2023
Dist Mageia Esm H88
Update to Apache 2.4.58 to resolve various security vulnerabilities such as memory leaks and potential Denial of Service (DoS) threats.
Apache has been updated to version 2.4.58 to fix several security issues

Summary

Apache has been updated to version 2.4.58 to fix several security issues.
CVE-2023-45802: Apache HTTP Server: HTTP/2 stream memory not reclaimed right away on RST (cve.mitre.org) When a HTTP/2 stream was reset (RST frame) by a client, there was a time window were the request's memory resources were not reclaimed immediately. Instead, de-allocation was deferred to connection close. A client could send new requests and resets, keeping the connection busy and open and causing the memory footprint to keep on growing. On connection close, all resources were reclaimed, but the process might run out of memory before that. This was found by the reporter during testing of CVE-2023-44487 (HTTP/2 Rapid Reset Exploit) with their own test client. During "normal" HTTP/2 use, the probability to hit this bug is very low. The kept memory would not become noticeable before the connection closes or times out. Users are recommended to upgrade to version 2.4.58, which fixes the issue. Credits: Will Dorm...

Read the Full Advisory

References

- https://bugs.mageia.org/show_bug.cgi?id=32415

- - https://www.cve.org/CVERecord?id=CVE-2023-45802

- https://www.cve.org/CVERecord?id=CVE-2023-43622

- https://www.cve.org/CVERecord?id=CVE-2023-31122

Resolution

SRPMS

- 9/core/apache-2.4.58-1.mga9

- 8/core/apache-2.4.58-1.mga8

Severity
important
Lowest
Low
Medium
High
Critical

Publication date: 27 Oct 2023
URL: https://advisories.mageia.org/MGASA-2023-0304.html
Type: security
CVE: CVE-2023-45802, CVE-2023-43622, CVE-2023-31122

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