CVE-2022-49048

ipv6: fix panic when forwarding a pkt with no in6 dev

EPSS 0.2%

Vexday Risk Score

3Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS —EPSS 0.2%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

26 Feb 2025Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

In the Linux kernel, the following vulnerability has been resolved: ipv6: fix panic when forwarding a pkt with no in6 dev kongweibin reported a kernel panic in ip6_forward() when input interface has no in6 dev associated. The following tc commands were used to reproduce this panic: tc qdisc del dev vxlan100 root tc qdisc add dev vxlan100 root netem corrupt 5%

Affected products

Linux · Linux

References

https://git.kernel.org/stable/c/74b68f5249f16c5f7f675d0f604fa6ae20e3a151 https://git.kernel.org/stable/c/a263712ba8c9ded25dd9d2d5ced11bcea5b33a3e https://git.kernel.org/stable/c/ab2f5afb7af5c68389e8c7dd29e0a98fbeaaa435 https://git.kernel.org/stable/c/adee01bbf6cb5b3e4ed08be8ff866aac90f13836 https://git.kernel.org/stable/c/e3fa461d8b0e185b7da8a101fe94dfe6dd500ac0 https://git.kernel.org/stable/c/e69fb3de87a8923e5931a272a38fa3cceb01da44