CVE-2020-25219

low
Published — · Modified —
CVSS v3
CVSS v2
VIR risk
2.5

Description

url::recvline in url.cpp in libproxy 0.4.x through 0.4.15 allows a remote HTTP server to trigger uncontrolled recursion via a response composed of an infinite stream that lacks a newline character. This leads to stack exhaustion.

Predictions

Exploit likelihood
20%
Patch ETA

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2020-25219

vendor Authored 2026-05-27

Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2020-25219.html

vendor Authored 2026-05-27

Vendor advisory: arch — https://security.archlinux.org/ASA-202012-10

OS impact

OSVersionStatusFixed in
arch archfixed0.4.16-1
suse slesaffected
debian debianbookwormfixed0.4.15-15
debian debianbullseyefixed0.4.15-15
debian debianforkyfixed0.4.15-15
debian debiansidfixed0.4.15-15
debian debiantrixiefixed0.4.15-15

References

Verify integrity in audit chain (admin only). AS-IS.