CVEvulnerability

CVE-2011-3581

6.8 MEDIUM Published 2011-11-04 Modified 2026-06-16 Official page ↗
Status
Modified
Published
2011-11-04
Last modified
2026-06-16
Assigner
[email protected]
CVSS 2.0 ([email protected])
6.8 MEDIUM — AV:N/AC:M/Au:N/C:P/I:P/A:P
Weaknesses
CWE-119

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 Resource Record (RR) with an unknown type containing input that is longer than a specified length.

Affected configurations

• nlnetlabs ldns (<= 1.6.10) • nlnetlabs ldns 0.50 • nlnetlabs ldns 0.60 • nlnetlabs ldns 0.65 • nlnetlabs ldns 0.66 • nlnetlabs ldns 0.70 • nlnetlabs ldns 1.0.0 • nlnetlabs ldns 1.1.0 • nlnetlabs ldns 1.2.0 • nlnetlabs ldns 1.2.1 • nlnetlabs ldns 1.2.2 • nlnetlabs ldns 1.3 • nlnetlabs ldns 1.4.0 • nlnetlabs ldns 1.4.1 • nlnetlabs ldns 1.5.0 • nlnetlabs ldns 1.5.1 • nlnetlabs ldns 1.6.0 • nlnetlabs ldns 1.6.1 • nlnetlabs ldns 1.6.2 • nlnetlabs ldns 1.6.3 • nlnetlabs ldns 1.6.4 • nlnetlabs ldns 1.6.5 • nlnetlabs ldns 1.6.6 • nlnetlabs ldns 1.6.7 • nlnetlabs ldns 1.6.8 • nlnetlabs ldns 1.6.9

Related

Weakness · CWE (1)

  • CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer weakness

References