Integer overflow in Gaim before 0.82 allows remote attackers to cause a denial of service and possibly execute arbitrary code via the size variable in Groupware server messages.
Squid before 2.3STABLE5 in HTTP accelerator mode does not enable access control lists (ACLs) when the httpd_accel_host and http_accel_with_proxy off settings are used, which allows attackers to bypass the ACLs and conduct unauthorized activities such as port scanning.
Buffer overflow in (1) wrapping and (2) unwrapping functions of slrn news reader before 0.9.7.0 allows remote attackers to execute arbitrary commands via a long message header.
A "potential buffer overflow in ruleset parsing" for Sendmail 8.12.9, when using the nonstandard rulesets (1) recipient (2), final, or (3) mailer-specific envelope recipients, has unknown consequences.