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CVE-2017-18075

nvd nist
Published: Jan 24, 2018Modified: Nov 21, 2024

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7.8
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Exploitability: 1.8 / Impact: 5.9
Source: NVD

Description

crypto/pcrypt.c in the Linux kernel before 4.14.13 mishandles freeing instances, allowing a local user able to access the AF_ALG-based AEAD interface (CONFIG_CRYPTO_USER_API_AEAD) and pcrypt (CONFIG_CRYPTO_PCRYPT) to cause a denial of service (kfree of an incorrect pointer) or possibly have unspecified other impact by executing a crafted sequence of system calls.

Affected (5)

Linux
1 product
Linux Kernel
Canonical
1 product
Ubuntu Linux
Configuration A
3 vulnerable
Vulnerable SoftwareAffected Versions
Linux
Linux Kernel
From 4.10 to 4.14.13
Linux Kernel
From 4.2 to 4.4.111
Linux Kernel
From 4.5 to 4.9.76
Configuration B
2 vulnerable
Vulnerable SoftwareAffected Versions
Canonical
Ubuntu Linux
Version 14.04
Ubuntu Linux
Version 16.04

Related CWEs

CWE-763
Release of Invalid Pointer or Reference
The product attempts to return a memory resource to the system, but it calls the wrong release function or calls the appropriate release function incorrectly.

References (14)

Source: cve@mitre.org
Issue TrackingPatchThird Party Advisory
Source: cve@mitre.org
Third Party AdvisoryVDB Entry
Source: cve@mitre.org
Third Party Advisory
Source: cve@mitre.org
Patch
Source: cve@mitre.org
Third Party Advisory
Source: cve@mitre.org
Third Party Advisory
Source: cve@mitre.org
Issue TrackingRelease NotesVendor Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Issue TrackingPatchThird Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party AdvisoryVDB Entry
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Patch
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Issue TrackingRelease NotesVendor Advisory

Timeline

No history available yet.