Opensips: Heap-buffer-overflow in parse_content_length
OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=53199 ``` Crash type: Heap-buffer-overflow READ 1 Crash state: parse_content_length get_hdr_field parse_headers ```
AI Analysis
Technical Summary
The vulnerability is a heap-buffer-overflow read triggered in the parse_content_length function within OpenSIPS, identified by OSS-Fuzz. The crash occurs during the parsing of headers, specifically when retrieving the Content-Length header field. This can lead to memory corruption or application crashes. The affected versions include a wide range of OpenSIPS releases from 3.1.10 through 4.0.1, including beta and release candidate versions. No official patch or remediation details are provided in the available data.
Potential Impact
This vulnerability can cause a heap-buffer-overflow read, potentially leading to application crashes or memory corruption. The exact impact beyond a crash is not detailed in the provided information. There is no indication of known exploits in the wild.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, users should monitor official OpenSIPS channels for updates and consider applying any available patches once released.
Opensips: Heap-buffer-overflow in parse_content_length
Description
OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=53199 ``` Crash type: Heap-buffer-overflow READ 1 Crash state: parse_content_length get_hdr_field parse_headers ```
Affected software
pkg:generic/opensipsRun on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
The vulnerability is a heap-buffer-overflow read triggered in the parse_content_length function within OpenSIPS, identified by OSS-Fuzz. The crash occurs during the parsing of headers, specifically when retrieving the Content-Length header field. This can lead to memory corruption or application crashes. The affected versions include a wide range of OpenSIPS releases from 3.1.10 through 4.0.1, including beta and release candidate versions. No official patch or remediation details are provided in the available data.
Potential Impact
This vulnerability can cause a heap-buffer-overflow read, potentially leading to application crashes or memory corruption. The exact impact beyond a crash is not detailed in the provided information. There is no indication of known exploits in the wild.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, users should monitor official OpenSIPS channels for updates and consider applying any available patches once released.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- OSV-2022-1165
- Osv Schema Version
- 1.3.0
- Ecosystems
- ["OSS-Fuzz"]
Threat ID: 6a85ee2facd9273b4969ac0d
Added to database: 08/19/2026, 17:55:59 UTC
Last enriched: 08/19/2026, 18:08:38 UTC
Last updated: 10/02/2026, 09:24:21 UTC
Views: 58
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