synced 5 MIN AGO
01 Record

CVE-2006-3121

The peel_netstring function in cl_netstring.c in the heartbeat subsystem in High-Availability Linux before 1.2.5, and 2.0 before 2.0.7, allows remote attackers to cause a denial of service (crash) via

UnratedPUBLISHEDCNA: debian
CNA base scoreUnratedNo CNA CVSS vector

02 Description

The peel_netstring function in cl_netstring.c in the heartbeat subsystem in High-Availability Linux before 1.2.5, and 2.0 before 2.0.7, allows remote attackers to cause a denial of service (crash) via

03 Exploitation and scoring

Exploitation
Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision
Not assessed by CISA
EPSS probability
13.58% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 96.2% of scored records. A rank, not a probability.
NVD base score
The NVD has published no score for this record
NVD CVSS vector
No NVD score to derive
NVD analysis status
Modified. NVD last modified this record on 2026-06-16.
Red Hat severity
No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2006-08-17 01:00Z20 YR AGO
Last updated
2024-08-07 18:16Z2 YR AGO
Reserved
2006-06-21
Assigning CNA
debian
Record state
PUBLISHED
Severity
Not rated by the issuing CNA
CNA CVSS vector
Not published by the issuing CNA
Weaknesses
Data version
5.1
Document digest
5c938a1176d5837e740dca761052b4504b0eaa3f62945d01bac32601bd42b820

05 Affected products

VendorProductVersionsPlatforms
high_availability_linux_projectheartbeatNot specified—

06 References

07 Fixed in

Debian 12

  • heartbeat
    Fixed in 1.2.4-14

Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.

Debian 13

  • heartbeat
    Fixed in 1.2.4-14

Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.

Debian 14

  • heartbeat
    Fixed in 1.2.4-14

Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.

A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.