CVE-2026-97612 Linux Kernel - Memory Corruption

Linux kernel contains a memory corruption vulnerability caused by stale inner_protocol and inner_network_header in MPLS push/pop operations, letting attackers trigger out-of-bounds memory access, exploit requires packet manipulation via Open vSwitch.

CVSS base score 7.8 /10
High
CISA KEV
Not listed
Public exploit
None known
EPSS
0.16% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Memory Corruption
Impact
Denial Of Service
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Published
25 September 2026
Updated
15 October 2026

Vendor fix

Update to the latest Linux kernel version containing the fix for inner_protocol clearing in MPLS push/pop operations.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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