USN-8852-1: openvpn Ubuntu

CVSS: UnknownPublished
Published 30-09-2026Last modified 17-10-2026
Open JSON

Vulnerability summary

USN-8852-1 is a vulnerability in openvpn Ubuntu with no CVSS score yet.

Overall risk
0/100
0100
Minimal · default modelHow is this calculated?
CVSS score
Not scored
010
No CVSS score recorded
EPSS score
Not scored
0%100%
No EPSS score yet
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Advisory lineage

Upstream 2 · Downstream 0 · Related 2
CVE-2026-84471CVE-2026-84732

Timeline

  1. 30-09-2026
    PublishedVulnerability first disclosed.
  2. 17-10-2026
    Last modifiedVulnerability information updated.

Description

openvpn vulnerabilities It was discovered that OpenVPN had a use-after-free vulnerability in its TLS session handling. An attacker could possibly use this issue to cause OpenVPN to crash, resulting in a denial of service, or execute arbitrary code. (CVE-2026-84471) It was discovered that OpenVPN incorrectly handled retransmissions of ACK packet IDs, which could trigger a timeout integer overflow. A remote attacker could possibly use this issue to cause a denial of service. (CVE-2026-84732)

CVSS metrics

Risk metrics not yet published.

EPSS trend

No EPSS score has been published for this record yet.

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

No weakness data has been published for this record.

Affected systems

Ubuntu1 product
  • openvpn< 2.5.11-0ubuntu0.22.04.5 | < 2.6.19-0ubuntu0.24.04.4 | < 2.7.0-1ubuntu1.3

1 vendor · 1 product

References

3 links