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VULNERABILITIES

CVE-2017-17053 Details

Description

The init_new_context function in arch/x86/include/asm/mmu_context.h in the Linux kernel before 4.12.10 does not correctly handle errors from LDT table allocation when forking a new process, allowing a local attacker to achieve a use-after-free or possibly have unspecified other impact by running a specially crafted program. This vulnerability only affected kernels built with CONFIG_MODIFY_LDT_SYSCALL=y.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:7 HIGHVector:CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

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URLSource(s)Tag(s)
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=ccd5b3235180eef3cfec337df1c8554ab151b5cc CVEIssue TrackingPatchVendor Advisory
https://access.redhat.com/errata/RHSA-2018:0676 CVEThird Party Advisory
https://github.com/torvalds/linux/commit/ccd5b3235180eef3cfec337df1c8554ab151b5cc CVEPatchThird Party Advisory
https://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.12.10 CVEIssue TrackingVendor Advisory
http://www.securityfocus.com/bid/102010 CVEThird Party AdvisoryVDB Entry

see all 10 references

Weakness Enumeration

CWE-IDCWE NameSource
CWE-416Use After Free[email protected]

Affected Products

ProductVersions
linux linux kernel
>= 4.4.144, < 4.4.153
>= 4.6, < 4.9.46
>= 4.10, < 4.12.10

CPE

  • cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.

Change History

9 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2017-17053
NVD Published Date:
Nov 29, 2017
NVD Last Modified:
Jun 17, 2026
Source:
[email protected]