The tcp_find_option function of the netfilter subsystem in Linux kernel 2.6, when using iptables and TCP options rules, allows remote attackers to cause a denial of service (CPU consumption by infinite loop) via a large option length that produces a negative integer after a casting operation to the char type.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Gentoo Linux | — | Upgrade sys-kernel/ck-sources.Upgrade sys-kernel/pegasos-dev-sources.Upgrade sys-kernel/usermode-sources.Upgrade sys-kernel/mips-sources.Upgrade sys-kernel/gentoo-dev-sources.Upgrade sys-kernel/hardened-dev-sources.Upgrade sys-kernel/aa-sources.Upgrade sys-kernel/mm-sources.Upgrade sys-kernel/win4lin-sources.Upgrade sys-kernel/xbox-sources.Upgrade sys-kernel/development-sources.Upgrade sys-kernel/uclinux-sources.Upgrade sys-kernel/hppa-dev-sources.Upgrade sys-kernel/rsbac-dev-sources. | Oct 30, 2017 | Dec 6, 2004 |
With curated Threat Intelligence, you can see which vulnerabilities truly put you at risk, prioritize what matters most, and act before attackers do.
Explore Intelligence Hub