Description
A resource leak in gw_backend.c in lighttpd 1.4.56 through 1.4.66 could lead to a denial of service (connection-slot exhaustion) after a large amount of anomalous TCP behavior by clients. It is related to RDHUP mishandling in certain HTTP/1.1 chunked situations. Use of mod_fastcgi is, for example, affected. This is fixed in 1.4.67.
Analysis and contextual insights are available on OpenCVE Cloud.
Remediation
No vendor fix or workaround currently provided.
Additional remediation guidance may be available on OpenCVE Cloud.
Tracking
Sign in to view the affected projects.
Advisories
| Source | ID | Title |
|---|---|---|
Debian DSA |
DSA-5243-1 | lighttpd security update |
EUVD |
EUVD-2022-44748 | A resource leak in gw_backend.c in lighttpd 1.4.56 through 1.4.66 could lead to a denial of service (connection-slot exhaustion) after a large amount of anomalous TCP behavior by clients. It is related to RDHUP mishandling in certain HTTP/1.1 chunked situations. Use of mod_fastcgi is, for example, affected. This is fixed in 1.4.67. |
Ubuntu USN |
USN-5903-1 | lighttpd vulnerabilities |
References
History
No history.
Status: PUBLISHED
Assigner: mitre
Published:
Updated: 2024-08-03T12:42:46.654Z
Reserved: 2022-09-26T00:00:00.000Z
Link: CVE-2022-41556
No data.
Status : Modified
Published: 2022-10-06T18:17:03.620
Modified: 2024-11-21T07:23:23.323
Link: CVE-2022-41556
No data.
OpenCVE Enrichment
No data.
Weaknesses
Debian DSA
EUVD
Ubuntu USN