CVE-2022-3643 — Injection in Kernel
Severity
6.5MEDIUMNVD
OSV6.7OSV6.6OSV5.5OSV4.3CISA7.8
EPSS
0.1%
top 74.84%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedDec 7
Latest updateJun 13
Description
Guests can trigger NIC interface reset/abort/crash via netback It is possible for a guest to trigger a NIC interface reset/abort/crash in a Linux based network backend by sending certain kinds of packets. It appears to be an (unwritten?) assumption in the rest of the Linux network stack that packet protocol headers are all contained within the linear section of the SKB and some NICs behave badly if this is not the case. This has been reported to occur with Cisco (enic) and Broadcom NetXtrem II B…
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:HExploitability: 2.0 | Impact: 4.0
Affected Packages4 packages
Also affects: Debian Linux 10.0