CVE-2026-68313

Unknown

Last modified

CVE-2026-68313 is a vulnerability of currently unknown severity. In the Linux kernel, the following vulnerability has been resolved: tipc: fix infinite loop in __tipc_nl_compat_dumpit cmd->dumpit callback can return a negative errno, causing an infinite loop due to the while(len) condition. As the loop never terminates, genl_mutex is never released, and other tasks waiting on it starve in D state. Check dumpit's return value, propagate it and jump to err_out on error..

Description

In the Linux kernel, the following vulnerability has been resolved: tipc: fix infinite loop in __tipc_nl_compat_dumpit cmd->dumpit callback can return a negative errno, causing an infinite loop due to the while(len) condition. As the loop never terminates, genl_mutex is never released, and other tasks waiting on it starve in D state. Check dumpit's return value, propagate it and jump to err_out on error.

Affected Software

Source: CNA advisory (CVE.org). NVD analysis pending.

VendorProductVersions
LinuxLinux>= d0796d1ef63deb38147729664691ba3090930b26, < f9c669d9f4cac832fe31193cdbc24c6a9d99398b; >= d0796d1ef63deb38147729664691ba3090930b26, < 1ab78af2140189b735b8d3b889b0284128cb2013; >= d0796d1ef63deb38147729664691ba3090930b26, < e740e90ca8e7f70d9eac1aa31a8b3e0e4d32b2ef; >= d0796d1ef63deb38147729664691ba3090930b26, < b8f3b8efa5f99081b14de1a7ffa68a81bf01bd48; >= d0796d1ef63deb38147729664691ba3090930b26, < 22f8aa35964e8f2ab026578f45befc9605fd1b28
LinuxLinux4.0

References

Timeline

Published
Last Modified
Status
Received

Frequently Asked Questions

What is CVE-2026-68313?
In the Linux kernel, the following vulnerability has been resolved: tipc: fix infinite loop in __tipc_nl_compat_dumpit cmd->dumpit callback can return a negative errno, causing an infinite loop due to the while(len) condition. As the loop never terminates, genl_mutex is never released, and other tasks waiting on it starve in D state. Check dumpit's return value, propagate it and jump to err_out on error.
How severe is CVE-2026-68313?
Severity scoring for CVE-2026-68313 is pending analysis.
How do I fix CVE-2026-68313?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST