CVE-2018-6485

CRITICAL

glibc < 2.26 - Integer Overflow in posix_memalign and memalign Functions

Title source: llm
STIX 2.1

Description

An integer overflow in the implementation of the posix_memalign in memalign functions in the GNU C Library (aka glibc or libc6) 2.26 and earlier could cause these functions to return a pointer to a heap area that is too small, potentially leading to heap corruption.

References (9)

Core 9
Core References
Issue Tracking, Third Party Advisory x_refsource_confirm
https://sourceware.org/bugzilla/show_bug.cgi?id=22343
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/102912
Issue Tracking, Mailing List, Third Party Advisory x_refsource_confirm
http://bugs.debian.org/878159
Patch, Third Party Advisory vendor-advisory x_refsource_redhat
https://access.redhat.com/errata/RHSA-2018:3092
Third Party Advisory x_refsource_confirm
https://security.netapp.com/advisory/ntap-20190404-0003/
Third Party Advisory vendor-advisory x_refsource_redhat
https://access.redhat.com/errata/RHBA-2019:0327
Vendor Advisory vendor-advisory x_refsource_ubuntu
https://usn.ubuntu.com/4218-1/
Vendor Advisory vendor-advisory x_refsource_ubuntu
https://usn.ubuntu.com/4416-1/

Scores

CVSS v3 9.8
EPSS 0.0109
EPSS Percentile 78.2%
Attack Vector NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-190 CWE-787
Status published
Products (20)
gnu/glibc < 2.26
netapp/cloud_backup
netapp/data_ontap_edge
netapp/element_software
netapp/element_software_management
netapp/steelstore_cloud_integrated_storage
netapp/storage_replication_adapter 7.2
netapp/vasa_provider 6.x
netapp/vasa_provider 7.2
netapp/virtual_storage_console
... and 10 more
Published Feb 01, 2018
Tracked Since Feb 18, 2026