CVE-2019-6488

CVSS V2 Medium 4.6 CVSS V3 High 7.8
Description
The string component in the GNU C Library (aka glibc or libc6) through 2.28, when running on the x32 architecture, incorrectly attempts to use a 64-bit register for size_t in assembly codes, which can lead to a segmentation fault or possibly unspecified other impact, as demonstrated by a crash in __memmove_avx_unaligned_erms in sysdeps/x86_64/multiarch/memmove-vec-unaligned-erms.S during a memcpy.
Overview
  • CVE ID
  • CVE-2019-6488
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Modified
  • Published Version
  • 2019-01-18T19:29:00
  • Last Modified Date
  • 2020-06-13T03:15:11
Weakness Enumerations
CWE URL
CWE-404 http://cwe.mitre.org/data/definitions/404.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:gnu:glibc:*:*:*:*:*:*:*:* 1 OR 2.28
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:L/AC:L/Au:N/C:P/I:P/A:P
  • Access Vector
  • LOCAL
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • PARTIAL
  • Integrity Impact
  • PARTIAL
  • Availability Impact
  • PARTIAL
  • Base Score
  • 4.6
  • Severity
  • MEDIUM
  • Exploitability Score
  • 3.9
  • Impact Score
  • 6.4
CVSS Version 3
  • Version
  • 3.0
  • Vector String
  • CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  • Attack Vector
  • LOCAL
  • Attack Compatibility
  • LOW
  • Privileges Required
  • LOW
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • HIGH
  • Base Score
  • 7.8
  • Base Severity
  • HIGH
  • Exploitability Score
  • 1.8
  • Impact Score
  • 5.9
References
Reference URL Reference Tags
https://sourceware.org/bugzilla/show_bug.cgi?id=24097 Issue Tracking Third Party Advisory
http://www.securityfocus.com/bid/106671 Third Party Advisory
https://security.gentoo.org/glsa/202006-04
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2019-6488
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-6488
History
Created Old Value New Value Data Type Notes
2022-05-10 16:42:44 Added to TrackCVE
2022-12-03 16:44:14 2019-01-18T19:29Z 2019-01-18T19:29:00 CVE Published Date updated
2022-12-03 16:44:14 2020-06-13T03:15:11 CVE Modified Date updated
2022-12-03 16:44:14 Modified Vulnerability Status updated