“IPv6 duplicate address ... used by ... detected!” 메시지가 급증한 후 시스템이 충돌함
Issue
IPv6 duplicate address ... used by ... detected!메시지가 급증한 후 시스템에 커널 패닉이 발생합니다.- CVE-2024-35969이란 무엇인가요?
[594453.712295] IPv6: ens192: IPv6 duplicate address ... used by ... detected!
[594453.735815] ------------[ cut here ]------------
[594453.735824] kernel BUG at mm/slub.c:373!
[594453.735944] invalid opcode: 0000 [#1] SMP NOPTI
[594453.735985] CPU: 4 PID: 3069741 Comm: kworker/4:1 Kdump: loaded Not tainted 4.18.0-372.16.1.el8_6.x86_64 #1
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Environment
- Red Hat Enterprise Linux (RHEL) 8.6 이상
- IPv6가 활성화됨
- 주로 복제된 가상 머신에서 발생
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