Astra Linux – Vulnerability in Linux 5.10

A flaw was discovered in the IPv6 module of the Linux kernel. The arg.result parameter was not used consistently in fib6rulelookup; sometimes rt6info was used, and other times fib6info. This issue was not accounted for in other parts of the code, where rt6info was expected to be used...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-004282)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-004282 advisory. A flaw was found in the IPv6 module of the Linux kernel. The arg.result was not used consistently in fib6rulelookup, sometimes holding rt6info and other times...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-004790)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-004790 advisory. A flaw was found in the IPv6 module of the Linux kernel. The arg.result was not used consistently in fib6rulelookup, sometimes holding rt6info and other times...

The vulnerability of the fib6_rule_lookup() function in the Linux operating system allows a hacker to cause a service failure.

The vulnerability of the fib6rulelookup function in the Linux operating system is related to errors in handling exceptional conditions. Exploiting this vulnerability can allow an attacker to cause a service failure...

CVE-2019-20422

In the Linux kernel before 5.3.4, fib6rulelookup in net/ipv6/ip6fib.c mishandles the RT6LOOKUPFDSTNOREF flag in a reference-count decision, leading to for example a crash that was identified by syzkaller, aka CID-7b09c2d052db...

UBUNTU-CVE-2019-20422

In the Linux kernel before 5.3.4, fib6rulelookup in net/ipv6/ip6fib.c mishandles the RT6LOOKUPFDSTNOREF flag in a reference-count decision, leading to for example a crash that was identified by syzkaller, aka CID-7b09c2d052db...