CVE-2024-50163 — Improper Input Validation in Linux
Severity
5.5MEDIUMNVD
OSV8.8OSV7.8
EPSS
0.0%
top 97.80%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedNov 7
Latest updateMay 26
Description
In the Linux kernel, the following vulnerability has been resolved:
bpf: Make sure internal and UAPI bpf_redirect flags don't overlap
The bpf_redirect_info is shared between the SKB and XDP redirect paths,
and the two paths use the same numeric flag values in the ri->flags
field (specifically, BPF_F_BROADCAST == BPF_F_NEXTHOP). This means that
if skb bpf_redirect_neigh() is used with a non-NULL params argument and,
subsequently, an XDP redirect is performed using the same
bpf_redirect_info str…
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HExploitability: 1.8 | Impact: 3.6