CVE-2025-32464: Buffer Overflow
Published Apr 9, 2025
·Updated
HAProxy 2.2 through 3.1.6, in certain uncommon configurations, has a sampleconvregsub heap-based buffer overflow because of mishandling of the replacement of multiple short patterns with a longer one.
Affected Software
3 affected componentsFixes available
HAProxy Technologies HAProxy>=2.2<=3.1.6
debian/haproxy<=2.2.9-2+deb11u6, <=2.6.12-1+deb12u1, <=3.0.9-1
2.2.9-2+deb11u73.0.10-1
Microsoft azl3 haproxy 2.9.11-3
Event History
Apr 9, 2025
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
DescriptionSeverityWeakness
Data Sourced
via NVD·03:15 AM
DescriptionSeverityWeakness
Apr 22, 2025
Data Sourced
via Microsoft·07:00 AM
DescriptionSeverityWeakness
Data Sourced
via Microsoft·07:00 AM
Affected Software
Updated
via Microsoft·07:00 AM
DescriptionSeverity
Apr 23, 2025
Data Sourced
via Ubuntu·05:34 PM
RemedyDescriptionSeverityAffected Software
Frequently Asked Questions
1
What is the severity of CVE-2025-32464?
CVE-2025-32464 is classified as a high severity vulnerability due to its potential for a heap-based buffer overflow.
2
How do I fix CVE-2025-32464?
To mitigate CVE-2025-32464, upgrade HAProxy to version 3.1.7 or later where the vulnerability has been addressed.
3
What versions of HAProxy are affected by CVE-2025-32464?
CVE-2025-32464 affects HAProxy versions 2.2 through 3.1.6.
4
What is the impact of CVE-2025-32464 on HAProxy?
The impact of CVE-2025-32464 includes a potential crash or arbitrary code execution due to a buffer overflow.
5
In which configurations does CVE-2025-32464 occur?
CVE-2025-32464 may be triggered in certain uncommon configurations involving multiple short patterns replaced by a longer one.