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CVE-2026-74592

ima: Instantiate file_truncate and path_truncate hooks

HIGH
8.1
CVSS Score
Published: August 22, 2026 at 03:31 PM UTC
Updated: October 16, 2026 at 08:17 PM UTC
1 product affected across 1 vendorLinux Kernel

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Severity
HIGH8.1
Exploit prediction
EPSS 0.3%
SSVC
No known exploit

Description

In the Linux kernel, the following vulnerability has been resolved: ima: Instantiate file_truncate and path_truncate hooks Instantiate the file_truncate and path_truncate LSM hooks to reset the action cache flags (IMA_DONE_MASK) as soon as truncation is requested, so the file, based on policy, is re-collected, re-measured, re-audited, and re-appraised on next access.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Linux Kernel· Linux
90%
2.6.303323eec921efd815178a23107ab63588c605c0b2
Vendor states this is fixed in 0baed1fa2184c81e4baf76f445d3faa4b738c8f7 (fixed)
Vendor states this is fixed in 5f46705d96eb60587aa7035acfcbec977e08d620 (fixed)
Vendor states this is fixed in b80bed5c871a80151351342c065579405ce77145 (fixed)
Vendor states this is fixed in dd21c96a71e876c8df9ec546b885a2c5f47bbb05 (fixed)
Vendor states this is fixed in 2.6.30 (unaffected)
Vendor states this is fixed in 6.12.104 (unaffected)
Vendor states this is fixed in 6.18.45 (unaffected)
Vendor states this is fixed in 7.1.9 (unaffected)
Vendor states this is fixed in 7.2 (unaffected)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (4)

Source: cverecord
https://git.kernel.org/stable/c/5f46705d96eb60587aa7035acfcbec977e08d620
Source: cverecord
https://git.kernel.org/stable/c/dd21c96a71e876c8df9ec546b885a2c5f47bbb05
Source: cverecord
https://git.kernel.org/stable/c/0baed1fa2184c81e4baf76f445d3faa4b738c8f7
Source: cverecord
https://git.kernel.org/stable/c/b80bed5c871a80151351342c065579405ce77145

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

8.1HIGHLinux
Vector?

Quick Info

StatusRECEIVED

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