https://vulnerability.circl.lu/rss/recent/all/10 Most recent entries from all 2026-09-28T09:29:03.971816+00:00 Vulnerability-Lookup info@circl.lu python-feedgen Contains only the most 10 recent entries. https://vulnerability.circl.lu/vuln/cve-2020-11612 CVE-2020-11612 2026-09-28T09:29:04.015467+00:00

The ZlibDecoders in Netty 4.1.x before 4.1.46 allow for unbounded memory allocation while decoding a ZlibEncoded byte stream. An attacker could send a large ZlibEncoded byte stream to the Netty server, forcing the server to allocate all of its free memory to a single decoder.

 https://vulnerability.circl.lu/vuln/usn-4600-2 USN-4600-2 — netty vulnerabilities 2026-09-28T09:29:04.015594+00:00

Affected: Ubuntu:18.04:LTS: netty

USN-4600-1 fixed multiple vunerabilities in Netty 3.9. This update provides the corresponding fixes for CVE-2019-20444, CVE-2019-20445 for Netty.

Also it was discovered that Netty allow for unbounded memory allocation. A remote attacker could send a large stream to the Netty server causing it to crash (denial of service). (CVE-2020-11612)

Original advisory details:

It was discovered that Netty had HTTP request smuggling vulnerabilities. A remote attacker could used it to extract sensitive information. (CVE-2019-16869, CVE-2019-20444, CVE-2019-20445, CVE-2020-7238)