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CVE-2017-7533

HIGH
7
CVSS Score
Published: August 5, 2017 at 04:00 PM UTC
Updated: June 17, 2026 at 01:24 AM UTC
2 products affected across 2 vendorsLinux KernelKernel

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Severity
HIGH7
Exploit prediction
EPSS 1%

Description

Race condition in the fsnotify implementation in the Linux kernel through 4.12.4 allows local users to gain privileges or cause a denial of service (memory corruption) via a crafted application that leverages simultaneous execution of the inotify_handle_event and vfs_rename functions.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Linux Kernel· Linux
95%
3.14 ≤ v < 3.16.473.17 ≤ v < 3.18.643.19 ≤ v < 4.4.804.10 ≤ v < 4.12.54.5 ≤ v < 4.9.41
Affected range stops below 3.16.47, so it looks safe — our inference, not a vendor statement
Affected range stops below 3.18.64, so it looks safe — our inference, not a vendor statement
Affected range stops below 4.12.5, so it looks safe — our inference, not a vendor statement
Affected range stops below 4.4.80, so it looks safe — our inference, not a vendor statement
Affected range stops below 4.9.41, so it looks safe — our inference, not a vendor statement
Kernel· Red Hat
60%
All versions

References (20)

x_refsource_MISCIssue TrackingPatchThird Party Advisory
Source: [email protected]
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=49d31c2f389acfe83417083e1208422b4091cd9e
x_refsource_MISCMailing ListPatchThird Party Advisory
Source: [email protected]
http://openwall.com/lists/oss-security/2017/08/03/2
Vendor Advisoryx_refsource_DEBIANThird Party Advisory
Source: [email protected]
http://www.debian.org/security/2017/dsa-3927
Vendor Advisoryx_refsource_DEBIANThird Party Advisory
Source: [email protected]
http://www.debian.org/security/2017/dsa-3945
Mailing Listx_refsource_MLISTThird Party Advisory
Source: [email protected]
http://www.openwall.com/lists/oss-security/2019/06/27/7
Mailing Listx_refsource_MLISTThird Party Advisory
Source: [email protected]
http://www.openwall.com/lists/oss-security/2019/06/28/1
Mailing Listx_refsource_MLISTThird Party Advisory
Source: [email protected]
http://www.openwall.com/lists/oss-security/2019/06/28/2
VDB Entryx_refsource_BIDThird Party Advisory
Source: [email protected]
http://www.securityfocus.com/bid/100123

CVSS

7HIGH[email protected]
Attack Vector
LOCAL
Complexity
HIGH
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-362

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