What’s Vulnerable › Vulnerabilities

CVE-2023-24537: Infinite loop in parsing in go/scanner

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2023-04-06 · updated 2026-06-17
• Weakness: CWE-190

Description

Calling any of the Parse functions on Go source code which contains //line directives with very large line numbers can cause an infinite loop due to integer overflow.

Affected products

• Go: before 1.19.8; from 1.20.0 before 1.20.3 — fixed in 1.19.8, 1.20.3

How to fix

Upgrade to a fixed version: Go 1.19.8, 1.20.3. Check the vendor advisory for mitigations.

References

• https://go.dev/cl/482078
• https://go.dev/issue/59180
• https://groups.google.com/g/golang-announce/c/Xdv6JL9ENs8
• https://pkg.go.dev/vuln/GO-2023-1702
• https://security.gentoo.org/glsa/202311-09
• https://go.dev/cl/482078
• https://go.dev/issue/59180
• https://groups.google.com/g/golang-announce/c/Xdv6JL9ENs8
• https://pkg.go.dev/vuln/GO-2023-1702
• https://security.gentoo.org/glsa/202311-09
• https://security.netapp.com/advisory/ntap-20241129-0004/

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