PT-2018-19151 · Arm+1 · Mbed Tls+1

Published 2015-12-04 · Updated 2026-06-05 · CVE-2018-9988

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions mbed TLS versions prior to 2.1.11 mbed TLS versions prior to 2.7.2 mbed TLS versions prior to 2.8.0

Description The issue is related to a buffer over-read in the ssl parse server key exchange() function, which could cause a crash when handling invalid input.

Recommendations For versions prior to 2.1.11, update to version 2.1.11 or later. For versions prior to 2.7.2, update to version 2.7.2 or later. For versions prior to 2.8.0, update to version 2.8.0 or later.

Fix

Out of bounds Read

Weakness Enumeration

CWE-125

Related Identifiers

ALT-PU-2015-2061

ALT-PU-2018-1495

CVE-2018-9988

DLA-1518-1

DLA-2826-1

MGASA-2018-0253

OPENSUSE-SU-2018:1039-1

OPENSUSE-SU-2018:1041-1

Affected Products

Alt Linux

Mbed Tls

References · 25

• https://github.com/ARMmbed/mbedtls/commit/a1098f81c252b317ad34ea978aea2bc47760b215 · Patch
• https://github.com/ARMmbed/mbedtls/commit/027f84c69f4ef30c0693832a6c396ef19e563ca1 · Patch
• https://advisories.mageia.org/MGASA-2018-0253.html · Security Note
• https://security-tracker.debian.org/tracker/CVE-2018-9988 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2018-9988 · Security Note
• https://tls.mbed.org/tech-updates/releases/mbedtls-2.8.0-2.7.2-and-2.1.11-released · Vendor Advisory
• https://ubuntu.com/security/CVE-2018-9988 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2018-9988 · Vendor Advisory
• https://osv.dev/vulnerability/openSUSE-SU-2018:1041-1 · Vendor Advisory
• https://osv.dev/vulnerability/openSUSE-SU-2018:1039-1 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2018-9988 · Vendor Advisory
• https://osv.dev/vulnerability/DLA-2826-1 · Vendor Advisory
• https://osv.dev/vulnerability/MGASA-2018-0253 · Vendor Advisory
• https://osv.dev/vulnerability/DLA-1518-1 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2018-9988 · Vendor Advisory