CVE-2011-2721

Published: Aug 5, 2011Modified: Apr 29, 2026

5.0

Vector

AV:N/AC:L/Au:N/C:N/I:N/A:P

Exploitability: 10.0 / Impact: 2.9

Source: NVD

Description

Off-by-one error in the cli_hm_scan function in matcher-hash.c in libclamav in ClamAV before 0.97.2 allows remote attackers to cause a denial of service (daemon crash) via an e-mail message that is not properly handled during certain hash calculations.

Affected (117)

Products: Clamav: Clamav

Clamav

1 product

Clamav

Configuration A

117 vulnerable

Vulnerable Software	Affected Versions
Clamav Clamav	Up to 0.97.1
Clamav Clamav	Version 0.01
Clamav Clamav	Version 0.02
Clamav Clamav	Version 0.03
Clamav Clamav	Version 0.05
Clamav Clamav	Version 0.10
Clamav Clamav	Version 0.12
Clamav Clamav	Version 0.13
Clamav Clamav	Version 0.14
Clamav Clamav	Version 0.14 pre
Clamav Clamav	Version 0.15
Clamav Clamav	Version 0.20
Clamav Clamav	Version 0.21
Clamav Clamav	Version 0.22
Clamav Clamav	Version 0.23
Clamav Clamav	Version 0.24
Clamav Clamav	Version 0.3
Clamav Clamav	Version 0.51
Clamav Clamav	Version 0.52
Clamav Clamav	Version 0.53
Clamav Clamav	Version 0.54
Clamav Clamav	Version 0.60
Clamav Clamav	Version 0.60p
Clamav Clamav	Version 0.65
Clamav Clamav	Version 0.66
Clamav Clamav	Version 0.67-1
Clamav Clamav	Version 0.67
Clamav Clamav	Version 0.68.1
Clamav Clamav	Version 0.68
Clamav Clamav	Version 0.70
Clamav Clamav	Version 0.70 rc
Clamav Clamav	Version 0.71
Clamav Clamav	Version 0.72
Clamav Clamav	Version 0.73
Clamav Clamav	Version 0.74
Clamav Clamav	Version 0.75.1
Clamav Clamav	Version 0.75
Clamav Clamav	Version 0.80
Clamav Clamav	Version 0.80 rc1
Clamav Clamav	Version 0.80 rc2
Clamav Clamav	Version 0.80 rc3
Clamav Clamav	Version 0.80 rc4
Clamav Clamav	Version 0.80 rc
Clamav Clamav	Version 0.80_rc
Clamav Clamav	Version 0.81
Clamav Clamav	Version 0.81 rc1
Clamav Clamav	Version 0.82
Clamav Clamav	Version 0.83
Clamav Clamav	Version 0.84
Clamav Clamav	Version 0.84 rc1
Clamav Clamav	Version 0.84 rc2
Clamav Clamav	Version 0.85.1
Clamav Clamav	Version 0.85
Clamav Clamav	Version 0.86.1
Clamav Clamav	Version 0.86.2
Clamav Clamav	Version 0.86
Clamav Clamav	Version 0.86 rc1
Clamav Clamav	Version 0.87.1
Clamav Clamav	Version 0.87
Clamav Clamav	Version 0.88.1
Clamav Clamav	Version 0.88.2
Clamav Clamav	Version 0.88.3
Clamav Clamav	Version 0.88.4
Clamav Clamav	Version 0.88.5
Clamav Clamav	Version 0.88.6
Clamav Clamav	Version 0.88.7
Clamav Clamav	Version 0.88.7_p0
Clamav Clamav	Version 0.88.7_p1
Clamav Clamav	Version 0.88
Clamav Clamav	Version 0.8 rc3
Clamav Clamav	Version 0.90.1
Clamav Clamav	Version 0.90.1_p0
Clamav Clamav	Version 0.90.2
Clamav Clamav	Version 0.90.2_p0
Clamav Clamav	Version 0.90.3
Clamav Clamav	Version 0.90.3_p0
Clamav Clamav	Version 0.90.3_p1
Clamav Clamav	Version 0.90
Clamav Clamav	Version 0.90 rc1.1
Clamav Clamav	Version 0.90 rc1
Clamav Clamav	Version 0.90 rc2
Clamav Clamav	Version 0.90 rc3
Clamav Clamav	Version 0.91.1
Clamav Clamav	Version 0.91.2
Clamav Clamav	Version 0.91.2_p0
Clamav Clamav	Version 0.91
Clamav Clamav	Version 0.91 rc1
Clamav Clamav	Version 0.91 rc2
Clamav Clamav	Version 0.92.1
Clamav Clamav	Version 0.92
Clamav Clamav	Version 0.92_p0
Clamav Clamav	Version 0.93.1
Clamav Clamav	Version 0.93.2
Clamav Clamav	Version 0.93.3
Clamav Clamav	Version 0.93
Clamav Clamav	Version 0.94.1
Clamav Clamav	Version 0.94.2
Clamav Clamav	Version 0.94
Clamav Clamav	Version 0.95.1
Clamav Clamav	Version 0.95.2
Clamav Clamav	Version 0.95.3
Clamav Clamav	Version 0.95
Clamav Clamav	Version 0.95 rc1
Clamav Clamav	Version 0.95 rc2
Clamav Clamav	Version 0.95 src1
Clamav Clamav	Version 0.95 src2
Clamav Clamav	Version 0.96.1
Clamav Clamav	Version 0.96.2
Clamav Clamav	Version 0.96.3
Clamav Clamav	Version 0.96.4
Clamav Clamav	Version 0.96.5
Clamav Clamav	Version 0.96
Clamav Clamav	Version 0.96 rc1
Clamav Clamav	Version 0.96 rc2
Clamav Clamav	Version 0.97
Clamav Clamav	Version 0.97 rc
Clamav Clamav	Version 0.9 rc1