USN-8585-1: krb5 Ubuntu

CVSS: UnknownPublished
Published 22-07-2026Last modified 22-07-2026
Open JSON

Vulnerability summary

USN-8585-1 is a vulnerability in krb5 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 3 · Downstream 0 · Related 3
CVE-2026-11850CVE-2026-40355CVE-2026-40356

Timeline

  1. 22-07-2026
    PublishedVulnerability first disclosed.
  2. 22-07-2026
    Last modifiedVulnerability information updated.

Description

krb5 vulnerabilities It was discovered that Kerberos had an integer underflow vulnerability in the berval2tl_data() function. An attacker could possibly use this issue to cause Kerberos to crash, resulting in a denial of service. (CVE-2026-11850) It was discovered that Kerberos had vulnerabilities in its NegoEx mechanism parsing. A remote attacker could possibly use these issues to cause Kerberos to crash, resulting in a denial of service. (CVE-2026-40355, CVE-2026-40356)

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
  • krb5< 1.19.2-2ubuntu0.8 | < 1.20.1-6ubuntu2.7 | < 1.22.1-2ubuntu4.1

1 vendor · 1 product

References

4 links