CVE-2025-58185: Parsing DER payload can cause memory exhaustion in encoding/asn1

Medium severity · published Oct 29, 2025

CVE-2025-58185

Parsing DER payload can cause memory exhaustion in encoding/asn1

5.3

CVSS

0.6%

EPSS

On KEV

Description

Parsing a maliciously crafted DER payload could allocate large amounts of memory, causing memory exhaustion.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Attack vector

Network

Complexity

Low

Privileges

None

User interaction

None

Confidentiality

None

Integrity

None

Availability

Low

Scope

Unchanged

Exploitation

Is it being used?

Exploit prediction (EPSS)0.6% · higher than 46% of CVEs

Exploited in the wildNo evidence yet

CISA KEVNot listed

Ransomware campaign useNot known

Affected products

Which versions

encoding/asn1 · Go standard library

before 1.24.8; 1.25.0 before 1.25.2 · source: vendor

GO · Golang

before 1.24.8; 1.25.0 before 1.25.2 · source: NVD

Affected product

encoding/asn1

Go standard library

All encoding/asn1 CVEs

References

NVD

https://nvd.nist.gov/vuln/detail/CVE-2025-58185

CVE.org

https://www.cve.org/CVERecord?id=CVE-2025-58185

Patch

https://go.dev/cl/709856

Issue Tracking

https://go.dev/issue/75671

Mailing List

https://groups.google.com/g/golang-announce/c/4Emdl2iQ_bI

Vendor Advisory

https://pkg.go.dev/vuln/GO-2025-4011

Mailing List

http://www.openwall.com/lists/oss-security/2025/10/08/1