CVE-2024-50112
highpriority · track · 31EPSS 0.003 · 20 %ileDEEURUUSEPSS · scored 2026-10-27
In the Linux kernel, the following vulnerability has been resolved: x86/lam: Disable ADDRESS_MASKING in most cases Linear Address Masking (LAM) has a weakness related to transient execution as described in the SLAM paper[1]. Unless Linear Address Space Separation (LASS) is enabled this weakness may be exploitable. Until kernel adds support for LASS[2], only allow LAM for COMPILE_TEST, or when speculation mitigations have been disabled at compile time, otherwise keep LAM disabled. There are no processors in market that support LAM yet, so currently nobody is affected by this issue. [1] SLAM: https://download.vusec.net/papers/slam_sp24.pdf [2] LASS: https://lore.kernel.org/lkml/20230609183632.48706-1-alexander.shishkin@linux.intel.com/ [ dhansen: update SPECULATION_MITIGATIONS -> CPU_MITIGATIONS ]
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode
ssvc
A stakeholder decision — act, attend, or track — from exploitation and impact.
weaknesses
The CWE weakness classes this flaw belongs to.
affected products (34)
Products and version ranges known to be affected.
advisories (1)
Vendor and ecosystem advisories describing this.
- WID-SEC-W-2024-3339Linux Kernel: Mehrere SchwachstellenDeutsch2024-11-05csaf · cert_bundDE
Ein lokaler Angreifer kann mehrere Schwachstellen im Linux Kernel ausnutzen, um einen nicht näher spezifizierten Angriff durchzuführen.
also known as (4)
Other names and identifiers for this entity.
sources
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references (10)
External citations — patches, advisories, analysis.
- https://access.redhat.com/security/cve/cve-2024-50112cnnvd
- https://git.kernel.org/stable/c/3267cb6d3a174ff83d6287dcd5b0047bbd912452cnnvd
- https://git.kernel.org/stable/c/60a5ba560f296ad8da153f6ad3f70030bfa3958fcnnvd
- https://git.kernel.org/stable/c/690599066488d16db96ac0d6340f9372fc56f337cnnvd
- https://git.kernel.org/stable/c/3267cb6d3a174ff83d6287dcd5b0047bbd912452enisa_euvd
- https://git.kernel.org/stable/c/60a5ba560f296ad8da153f6ad3f70030bfa3958fenisa_euvd
- https://git.kernel.org/stable/c/690599066488d16db96ac0d6340f9372fc56f337enisa_euvd
- https://git.kernel.org/stable/c/3267cb6d3a174ff83d6287dcd5b0047bbd912452Patchnvd
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