CVE-2026-68473powerpc/uaccess: correct check for CONFIG_PPC_E500 in mask_user_address()
Updated under an hour ago ()
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No exploitation reported and no EPSS estimate yet.
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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.
- CVSS
- 7.8 HIGH (v3.1, CNA)CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- Weakness (CWE)
- Not given
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- Linux
- NVD analysis
- Received
- Record last updated
- Aug 17, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Linux Linux linux:linux (from the name) | from 861574d51bbd7a06dbf07f658a9a8def012c2f74 before d5c234774a82f27b594f70c15fc45ce3648e4295; from 861574d51bbd7a06dbf07f658a9a8def012c2f74 before d610d3ab18197d87618da11ec5fe8b3cebf32208 | CNA record |
References
- https://git.kernel.org/stable/c/d5c234774a82f27b594f70c15fc45ce3648e4295
- https://git.kernel.org/stable/c/d610d3ab18197d87618da11ec5fe8b3cebf32208
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.