CVEvulnerability

CVE-2009-2958

4.3 MEDIUM Published 2009-09-02 Modified 2026-06-16 Official page ↗
Status
Modified
Published
2009-09-02
Last modified
2026-06-16
Assigner
[email protected]
CVSS 2.0 ([email protected])
4.3 MEDIUM — AV:N/AC:M/Au:N/C:N/I:N/A:P
Weaknesses
CWE-399

Description

The tftp_request function in tftp.c in dnsmasq before 2.50, when --enable-tftp is used, allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a TFTP read (aka RRQ) request with a malformed blksize option.

Affected configurations

• thekelleys dnsmasq (<= 2.49) • thekelleys dnsmasq 0.4 • thekelleys dnsmasq 0.5 • thekelleys dnsmasq 0.6 • thekelleys dnsmasq 0.7 • thekelleys dnsmasq 0.95 • thekelleys dnsmasq 0.96 • thekelleys dnsmasq 0.98 • thekelleys dnsmasq 0.992 • thekelleys dnsmasq 0.996 • thekelleys dnsmasq 1.0 • thekelleys dnsmasq 1.2 • thekelleys dnsmasq 1.3 • thekelleys dnsmasq 1.4 • thekelleys dnsmasq 1.5 • thekelleys dnsmasq 1.6 • thekelleys dnsmasq 1.7 • thekelleys dnsmasq 1.8 • thekelleys dnsmasq 1.9 • thekelleys dnsmasq 1.10 • thekelleys dnsmasq 1.11 • thekelleys dnsmasq 1.12 • thekelleys dnsmasq 1.13 • thekelleys dnsmasq 1.14 • thekelleys dnsmasq 1.15 • thekelleys dnsmasq 1.16 • thekelleys dnsmasq 1.17 • thekelleys dnsmasq 1.18 • thekelleys dnsmasq 2.0 • thekelleys dnsmasq 2.1 • thekelleys dnsmasq 2.2 • thekelleys dnsmasq 2.3 • thekelleys dnsmasq 2.4 • thekelleys dnsmasq 2.5 • thekelleys dnsmasq 2.6 • thekelleys dnsmasq 2.7 • thekelleys dnsmasq 2.8 • thekelleys dnsmasq 2.9 • thekelleys dnsmasq 2.10 • thekelleys dnsmasq 2.11 • thekelleys dnsmasq 2.12 • thekelleys dnsmasq 2.13 • thekelleys dnsmasq 2.14 • thekelleys dnsmasq 2.15 • thekelleys dnsmasq 2.16 • thekelleys dnsmasq 2.17 • thekelleys dnsmasq 2.18 • thekelleys dnsmasq 2.19 • thekelleys dnsmasq 2.20 • thekelleys dnsmasq 2.21 • thekelleys dnsmasq 2.22 • thekelleys dnsmasq 2.23 • thekelleys dnsmasq 2.24 • thekelleys dnsmasq 2.25 • thekelleys dnsmasq 2.26 • thekelleys dnsmasq 2.27 • thekelleys dnsmasq 2.28 • thekelleys dnsmasq 2.29 • thekelleys dnsmasq 2.30 • thekelleys dnsmasq 2.31 … and 16 more

Related

Weakness · not in database (1)

References