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CVE-2026-72441

Published Aug 15, 2026 EPSS 0.23% (13th pctl)

Overview

CVE-2026-72441 is a known-severity vulnerability. It was published on August 15, 2026.

Technical Description

In the Linux kernel, the following vulnerability has been resolved:

ieee802154: fix kernel-infoleak in dgram_recvmsg()

KMSAN reported a kernel-infoleak in move_addr_to_user():

BUG: KMSAN: kernel-infoleak in instrument_copy_to_user

include/linux/instrumented.h:131 [inline]

BUG: KMSAN: kernel-infoleak in _inline_copy_to_user

include/linux/uaccess.h:205 [inline]

BUG: KMSAN: kernel-infoleak in _copy_to_user+0xcc/0x120

lib/usercopy.c:26

instrument_copy_to_user include/linux/instrumented.h:131 [inline]

_inline_copy_to_user include/linux/uaccess.h:205 [inline]

_copy_to_user+0xcc/0x120 lib/usercopy.c:26

copy_to_user include/linux/uaccess.h:236 [inline]

move_addr_to_user+0x2e7/0x440 net/socket.c:302

____sys_recvmsg+0x232/0x610 net/socket.c:2925

...

Uninit was stored to memory at:

ieee802154_addr_to_sa include/net/ieee802154_netdev.h:369 [inline]

dgram_recvmsg+0xa09/0xbe0 net/ieee802154/socket.c:739

The issue occurs because the `pan_id` field of `struct ieee802154_addr`

is left uni

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.

References

Ref git.kernel.org/stable/c/09cfe665f2c5d7a8a5ed4d6b487434a011325368 Ref git.kernel.org/stable/c/4db86f8ab11b5a41bfc36680be837e6ac1375ec6 Ref git.kernel.org/stable/c/71b5add66c51d6764325de5f2e300bbf4f39e7a6 Ref git.kernel.org/stable/c/a2ee1a038a16e286d084bc293a7522d010a59ec3 Ref git.kernel.org/stable/c/c88e687e44cb9c7690f5039a5a5941dba1f6a204 Ref git.kernel.org/stable/c/de3bd9809af7555611334cb6a071806744430ef7 Ref git.kernel.org/stable/c/f14802465f5956baafe5f4b4541eb626b06b41f1 Ref git.kernel.org/stable/c/fc8766467b53335220b4b594ba15bc8f8cee0c76

Frequently Asked Questions

What is CVE-2026-72441?

CVE-2026-72441 is a known-severity vulnerability. It was published on August 15, 2026.

How severe is CVE-2026-72441?

CVSS score information is not yet available for this vulnerability. Check back as the CVE record is updated by NVD analysts.

How do I fix or remediate CVE-2026-72441?

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-2026-72441?

CyberStrike's AI-powered security agents can automatically detect CVE-2026-72441 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

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