CVE-2011-3581
Heap-based buffer overflow in the ldns_rr_new_frm_str_internal function in ldns before 1.6.11 allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a
02 Description
Heap-based buffer overflow in the ldns_rr_new_frm_str_internal function in ldns before 1.6.11 allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a
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
- 4.10% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 90.3% 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
- 2011-11-04 21:00Z14 YR AGO
- Last updated
- 2024-08-06 23:37Z2 YR AGO
- Reserved
- 2011-09-21
- Assigning CNA
- redhat
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- CWE-119Improper Restriction of Operations within the Bounds of a Memory BufferClass
- Data version
- 5.1
- Document digest
- 294f1d4605f776d3af43d3a7b03732c4c7273e3bea987401d5eddc6b724e0bbe
05 Affected products
06 References
- secunia.com46476http://secunia.com/advisories/46476
- www.securityfocus.com49748http://www.securityfocus.com/bid/49748
- seclists.org[oss-security] 20110930 Re: CVE request: heap-based buffer overflow in ldnshttp://seclists.org/oss-sec/2011/q3/542
- secunia.com46470http://secunia.com/advisories/46470
- seclists.org[oss-security] 20110924 CVE request: heap-based buffer overflow in ldnshttp://seclists.org/oss-sec/2011/q3/503
- lists.fedoraproject.orgFEDORA-2011-13929http://lists.fedoraproject.org/pipermail/package-announce/2011-October/068239.html
- www.nlnetlabs.nlhttp://www.nlnetlabs.nl/bugs-script/show_bug.cgi?id=403
- lists.fedoraproject.orgFEDORA-2011-13915http://lists.fedoraproject.org/pipermail/package-announce/2011-October/068201.html
- lists.fedoraproject.orgFEDORA-2011-13895http://lists.fedoraproject.org/pipermail/package-announce/2011-October/068091.html
- nlnetlabs.nlhttp://nlnetlabs.nl/svn/ldns/tags/release-1.6.11/Changelog
- lists.opensuse.orgopenSUSE-SU-2011:1161http://lists.opensuse.org/opensuse-security-announce/2011-10/msg00008.html
07 Fixed in
Debian 12
- ldns Fixed in 1.6.11-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- ldns Fixed in 1.6.11-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- ldns Fixed in 1.6.11-1
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.