CVE-2026-72344
7.8 · HIGHOverview
CVE-2026-72344 is a high-severity vulnerability. It was published on August 15, 2026 and has a CVSS 3.1 base score of 7.8 (HIGH).
This vulnerability has a CVSS 3.1 base score of 7.8, rated HIGH. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.
Technical Description
In the Linux kernel, the following vulnerability has been resolved:
net/mlx5e: TC, skip peer flow cleanup when LAG seq is unavailable
mlx5_lag_get_dev_seq() will return error when the peer isn't in the LAG
or when no device is marked as master. Result bad memory access and kernel
crash[1].
Hence, skip the peer when lookup fails.
Note: In case there are peer flows, they are cleaned before LAG cleared
the master mark.
[1]
RIP: 0010:mlx5e_tc_del_fdb_peers_flow+0x3d/0x350 [mlx5_core]
Call Trace:
<TASK>
mlx5e_tc_clean_fdb_peer_flows+0xc1/0x130 [mlx5_core]
mlx5_esw_offloads_unpair+0x3a/0x400 [mlx5_core]
mlx5_esw_offloads_devcom_event+0xee/0x360 [mlx5_core]
mlx5_devcom_send_event+0x7a/0x140 [mlx5_core]
mlx5_esw_offloads_devcom_cleanup+0x2f/0x90 [mlx5_core]
mlx5e_tc_esw_cleanup+0x28/0xf0 [mlx5_core]
mlx5e_rep_tc_cleanup+0x19/0x30 [mlx5_core]
mlx5e_cleanup_uplink_rep_tx+0x36/0x40 [mlx5_core]
mlx5e_cleanup_rep_tx+0x55/0x60 [mlx5_core]
mlx5e_detach_netdev+0x96/0xf0 [mlx5_core]
ml
Remediation
Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Frequently Asked Questions
What is CVE-2026-72344?
CVE-2026-72344 is a high-severity vulnerability. It was published on August 15, 2026 and has a CVSS 3.1 base score of 7.8 (HIGH).
How severe is CVE-2026-72344?
This vulnerability has a CVSS 3.1 base score of 7.8, rated HIGH. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.
How do I fix or remediate CVE-2026-72344?
Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2026-72344?
CyberStrike's AI-powered security agents can automatically detect CVE-2026-72344 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
AI agents map your attack surface to find vulnerabilities like this one.
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