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Ubuntu: (CVE-2019-20422): linux vulnerability

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Ubuntu: (CVE-2019-20422): linux vulnerability

Severity
2
CVSS
(AV:L/AC:L/Au:N/C:N/I:N/A:P)
Published
01/27/2020
Created
11/21/2024
Added
11/19/2024
Modified
11/19/2024

Description

In the Linux kernel before 5.3.4, fib6_rule_lookup in net/ipv6/ip6_fib.c mishandles the RT6_LOOKUP_F_DST_NOREF flag in a reference-count decision, leading to (for example) a crash that was identified by syzkaller, aka CID-7b09c2d052db.

Solution(s)

  • ubuntu-upgrade-linux
  • ubuntu-upgrade-linux-aws
  • ubuntu-upgrade-linux-azure
  • ubuntu-upgrade-linux-gcp
  • ubuntu-upgrade-linux-hwe-edge
  • ubuntu-upgrade-linux-kvm
  • ubuntu-upgrade-linux-oracle
  • ubuntu-upgrade-linux-raspi2

References

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