The frag3 preprocessor in Snort 2.6.1.1, 2.6.1.2, and 2.7.0 beta, when configured for inline use on Linux without the ip_conntrack module loaded, allows remote attackers to cause a denial of service (segmentation fault and application crash) via certain UDP packets produced by send_morefrag_packet and send_overlap_packet.
2007-03-10T22:19:00.000
2025-04-09T00:30:58.490
Deferred
CVSSv2: 7.1 (HIGH)
AV:N/AC:M/Au:N/C:N/I:N/A:C
8.6
6.9
Type | Vendor | Product | Version/Range | Vulnerable? |
---|---|---|---|---|
Operating System | linux | linux_kernel | * | No |
Application | snort | snort | 2.6.1.1 | Yes |
Application | snort | snort | 2.6.1.2 | Yes |
Application | snort | snort | 2.7_beta1 | Yes |