GHSA-c593-fgx2-8jj6HighCVSS 7.5
A flaw was found in Netty's HttpServerCodec. A remote, unauthenticated attacker can exploit this...
🔗 CVE IDs covered (1)
📋 Description
A flaw was found in Netty's HttpServerCodec. A remote, unauthenticated attacker can exploit this vulnerability by pipelining HTTP/1.1 requests on a single connection and withholding reads. This action causes the methodOverflowQueue to grow without limit, leading to unbounded heap memory consumption and a denial of service due to memory exhaustion.
🔗 References (6)
- https://nvd.nist.gov/vuln/detail/CVE-2026-93491
- https://access.redhat.com/security/cve/CVE-2026-93491
- https://bugzilla.redhat.com/show_bug.cgi?id=2536891
- https://github.com/netty/netty/releases/tag/netty-4.1.138.Final
- https://github.com/netty/netty/releases/tag/netty-4.2.18.Final
- https://github.com/advisories/GHSA-c593-fgx2-8jj6