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CVE-2026-68473

powerpc/uaccess: correct check for CONFIG_PPC_E500 in mask_user_address()

HIGH
7.8
CVSS Score
Published: August 15, 2026 at 05:51 AM UTC
Updated: August 17, 2026 at 06:17 AM UTC
1 product affected across 1 vendorLinux Kernel

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Severity
HIGH7.8
Exploit prediction
EPSS 0.2%

Description

In the Linux kernel, the following vulnerability has been resolved: powerpc/uaccess: correct check for CONFIG_PPC_E500 in mask_user_address() mask_user_address() incorrectly checks for CONFIG_E500 instead of CONFIG_PPC_E500, causing mask_user_address_isel() to not be used on E500 hardware. Fix the check to use the correct name.

Affected

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

Linux Kernel· Linux
95%
7.0 ≤ v < 7.1.57.0 ≤ v < 7.27.0861574d51bbd7a06dbf07f658a9a8def012c2f74
Vendor states this is fixed in d5c234774a82f27b594f70c15fc45ce3648e4295 (fixed)
Vendor states this is fixed in d610d3ab18197d87618da11ec5fe8b3cebf32208 (fixed)
Vendor states this is fixed in 7.0 (unaffected)
Vendor states this is fixed in 7.1.5 (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 (2)

Source: cverecord
https://git.kernel.org/stable/c/d5c234774a82f27b594f70c15fc45ce3648e4295
Source: cverecord
https://git.kernel.org/stable/c/d610d3ab18197d87618da11ec5fe8b3cebf32208

CVSS

7.8HIGHLinux
Vector?

Quick Info

StatusRECEIVED

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