| Package | Affected versions | Patched versions |
|---|---|---|
| openssh | = 1.2= 1.2.1= 1.2.2= 1.2.27= 1.2.3= 2.1= 2.1.1= 2.2= 2.3= 2.5= 2.5.1= 2.5.2= 2.9= 2.9.9= 2.9.9p2= 2.9p1= 2.9p2= 3.0= 3.0.1= 3.0.1p1= 3.0.2= 3.0.2p1= 3.0p1= 3.1= 3.1p1= 3.2= 3.2.2= 3.2.2p1= 3.2.3p1= 3.3= 3.3p1= 3.4= 3.4p1= 3.5= 3.5p1= 3.6= 3.6.1= 3.6.1p1= 3.6.1p2= 3.7= 3.7.1= 3.7.1p1= 3.7.1p2= 3.8= 3.8.1= 3.8.1p1= 3.9= 3.9.1= 3.9.1p1= 4.0= 4.0p1= 4.1p1= 4.2= 4.2p1= 4.3= 4.3p1 |
sshd in OpenSSH before 4.4, when using the version 1 SSH protocol, allows remote attackers to cause a denial of service (CPU consumption) via an SSH packet that contains duplicate blocks, which is not properly handled by the CRC compensation attack detector.
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