SARA / Free Tools / CVE / CVE-2020-10757

CVE-2020-10757 — A flaw was found in the Linux Kernel in versions after 4

A flaw was found in the Linux Kernel in versions after 4.5-rc1 in the way mremap handled DAX Huge Pages. This flaw allows a local attacker with access to a DAX enabled storage to escalate their privileges on the system.

CVSS
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EPSS
0.67% (top 28.90%)
CWE
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Published
2020-06-09T12:40:56.000Z
Last modified
2024-08-04T11:14:15.434Z
CVSS vector
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01What is this vulnerability?

A flaw was found in the Linux Kernel in versions after 4.5-rc1 in the way mremap handled DAX Huge Pages. This flaw allows a local attacker with access to a DAX enabled storage to escalate their privileges on the system.

02Affected products

VendorProductVersions
na / KernelAll versions after 4.5-rc1.

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

09References

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