CVE-2025-61724
MEDIUM5.3EPSS 0.02%Excessive CPU consumption in Reader.ReadResponse in net/textproto
Published: 10/29/2025Modified: 4/28/2026
Also known as:DEBIAN-CVE-2025-61724
Description
The Reader.ReadResponse function constructs a response string through repeated string concatenation of lines. When the number of lines in a response is large, this can cause excessive CPU consumption.
Affected packages (6)
- Bitnami/golangfrom 0, < 1.24.8, >= 1.25.0, < 1.25.2
- Debian/golang-1.15from 0
- Debian/golang-1.19from 0
- Debian/golang-1.24from 0
- Debian/golang-1.25from 0, < 1.25.2-1
- Go/stdlibfrom 0, < 1.24.8, >= 1.25.0, < 1.25.2
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L |
References (7)
- ADVISORYhttps://security-tracker.debian.org/tracker/CVE-2025-61724
- PATCHhttps://go.dev/cl/709859
- REPORThttps://go.dev/issue/75716
- WEBhttps://groups.google.com/g/golang-announce/c/4Emdl2iQ_bI
- WEBhttps://nvd.nist.gov/vuln/detail/CVE-2025-61724
- WEBhttps://pkg.go.dev/vuln/GO-2025-4015
- WEBhttp://www.openwall.com/lists/oss-security/2025/10/08/1