CVE-2022-4543
Summary
| CVE | CVE-2022-4543 |
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| State | PUBLIC |
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| Assigner | [email protected] |
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| Source Priority | CVE Program / NVD first with legacy fallback |
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| Published | 2023-01-11 15:15:00 UTC |
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| Updated | 2023-01-19 18:38:00 UTC |
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| Description | A flaw named "EntryBleed" was found in the Linux Kernel Page Table Isolation (KPTI). This issue could allow a local attacker to leak KASLR base via prefetch side-channels based on TLB timing for Intel systems. |
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NVD Known Affected Configurations (CPE 2.3)
| Type | Vendor | Product | Version | Update | Edition | Language |
|---|
| Operating System |
Linux |
Linux Kernel |
All |
All |
All |
All |
References
| Reference | Source | Link | Tags |
|---|
| oss-security - CVE-2022-4543: KASLR Leakage Achievable even with KPTI through Prefetch Side-Channel |
MISC |
www.openwall.com |
|
| Will's Root: EntryBleed: Breaking KASLR under KPTI with Prefetch (CVE-2022-4543) |
MISC |
www.willsroot.io |
|
| CVE Program record |
CVE.ORG |
www.cve.org |
canonical |
| NVD vulnerability detail |
NVD |
nvd.nist.gov |
canonical, analysis |
No vendor comments have been submitted for this CVE.
Legacy QID Mappings
- 905246 Common Base Linux Mariner (CBL-Mariner) Security Update for kernel (12981)
- 905251 Common Base Linux Mariner (CBL-Mariner) Security Update for kernel (12989)
