CVE Vulnerabilities

CVE-2016-1251

Use After Free

Published: Nov 29, 2016 | Modified: Apr 12, 2025
CVSS 3.x
8.1
HIGH
Source:
NVD
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 2.x
6.8 MEDIUM
AV:N/AC:M/Au:N/C:P/I:P/A:P
RedHat/V2
5.1 MODERATE
AV:N/AC:H/Au:N/C:P/I:P/A:P
RedHat/V3
7.5 MODERATE
CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
Ubuntu
LOW

There is a vulnerability of type use-after-free affecting DBD::mysql (aka DBD-mysql or the Database Interface (DBI) MySQL driver for Perl) 3.x and 4.x before 4.041 when used with mysql_server_prepare=1.

Weakness

The product reuses or references memory after it has been freed. At some point afterward, the memory may be allocated again and saved in another pointer, while the original pointer references a location somewhere within the new allocation. Any operations using the original pointer are no longer valid because the memory “belongs” to the code that operates on the new pointer.

Affected Software

Name Vendor Start Version End Version
Dbd-mysql Dbd-mysql_project 3.0000_0 (including) 3.0000_0 (including)
Dbd-mysql Dbd-mysql_project 3.0001_1 (including) 3.0001_1 (including)
Dbd-mysql Dbd-mysql_project 3.0001_2 (including) 3.0001_2 (including)
Dbd-mysql Dbd-mysql_project 3.0001_3 (including) 3.0001_3 (including)
Dbd-mysql Dbd-mysql_project 3.0002_1 (including) 3.0002_1 (including)
Dbd-mysql Dbd-mysql_project 3.0002_2 (including) 3.0002_2 (including)
Dbd-mysql Dbd-mysql_project 3.0002_3 (including) 3.0002_3 (including)
Dbd-mysql Dbd-mysql_project 3.0002_4 (including) 3.0002_4 (including)
Dbd-mysql Dbd-mysql_project 3.0002_5 (including) 3.0002_5 (including)
Dbd-mysql Dbd-mysql_project 3.0003_1 (including) 3.0003_1 (including)
Dbd-mysql Dbd-mysql_project 3.0004_1 (including) 3.0004_1 (including)
Dbd-mysql Dbd-mysql_project 3.0005 (including) 3.0005 (including)
Dbd-mysql Dbd-mysql_project 3.0005_1 (including) 3.0005_1 (including)
Dbd-mysql Dbd-mysql_project 3.0007_2 (including) 3.0007_2 (including)
Dbd-mysql Dbd-mysql_project 3.0008_1 (including) 3.0008_1 (including)
Dbd-mysql Dbd-mysql_project 3.0009_1 (including) 3.0009_1 (including)
Dbd-mysql Dbd-mysql_project 4.00 (including) 4.00 (including)
Dbd-mysql Dbd-mysql_project 4.001 (including) 4.001 (including)
Dbd-mysql Dbd-mysql_project 4.002 (including) 4.002 (including)
Dbd-mysql Dbd-mysql_project 4.003 (including) 4.003 (including)
Dbd-mysql Dbd-mysql_project 4.004 (including) 4.004 (including)
Dbd-mysql Dbd-mysql_project 4.005 (including) 4.005 (including)
Dbd-mysql Dbd-mysql_project 4.006 (including) 4.006 (including)
Dbd-mysql Dbd-mysql_project 4.007 (including) 4.007 (including)
Dbd-mysql Dbd-mysql_project 4.008 (including) 4.008 (including)
Dbd-mysql Dbd-mysql_project 4.009 (including) 4.009 (including)
Dbd-mysql Dbd-mysql_project 4.010 (including) 4.010 (including)
Dbd-mysql Dbd-mysql_project 4.011 (including) 4.011 (including)
Dbd-mysql Dbd-mysql_project 4.012 (including) 4.012 (including)
Dbd-mysql Dbd-mysql_project 4.013 (including) 4.013 (including)
Dbd-mysql Dbd-mysql_project 4.014 (including) 4.014 (including)
Dbd-mysql Dbd-mysql_project 4.015 (including) 4.015 (including)
Dbd-mysql Dbd-mysql_project 4.016 (including) 4.016 (including)
Dbd-mysql Dbd-mysql_project 4.017 (including) 4.017 (including)
Dbd-mysql Dbd-mysql_project 4.018 (including) 4.018 (including)
Dbd-mysql Dbd-mysql_project 4.019 (including) 4.019 (including)
Dbd-mysql Dbd-mysql_project 4.020 (including) 4.020 (including)
Dbd-mysql Dbd-mysql_project 4.021 (including) 4.021 (including)
Dbd-mysql Dbd-mysql_project 4.022 (including) 4.022 (including)
Dbd-mysql Dbd-mysql_project 4.023 (including) 4.023 (including)
Dbd-mysql Dbd-mysql_project 4.024 (including) 4.024 (including)
Dbd-mysql Dbd-mysql_project 4.025 (including) 4.025 (including)
Dbd-mysql Dbd-mysql_project 4.026 (including) 4.026 (including)
Dbd-mysql Dbd-mysql_project 4.027 (including) 4.027 (including)
Dbd-mysql Dbd-mysql_project 4.028 (including) 4.028 (including)
Dbd-mysql Dbd-mysql_project 4.029 (including) 4.029 (including)
Dbd-mysql Dbd-mysql_project 4.030_01 (including) 4.030_01 (including)
Dbd-mysql Dbd-mysql_project 4.030_02 (including) 4.030_02 (including)
Dbd-mysql Dbd-mysql_project 4.031 (including) 4.031 (including)
Dbd-mysql Dbd-mysql_project 4.032 (including) 4.032 (including)
Dbd-mysql Dbd-mysql_project 4.032_01 (including) 4.032_01 (including)
Dbd-mysql Dbd-mysql_project 4.032_02 (including) 4.032_02 (including)
Dbd-mysql Dbd-mysql_project 4.032_03 (including) 4.032_03 (including)
Dbd-mysql Dbd-mysql_project 4.033 (including) 4.033 (including)
Dbd-mysql Dbd-mysql_project 4.033_01 (including) 4.033_01 (including)
Dbd-mysql Dbd-mysql_project 4.033_02 (including) 4.033_02 (including)
Dbd-mysql Dbd-mysql_project 4.033_03 (including) 4.033_03 (including)
Dbd-mysql Dbd-mysql_project 4.034 (including) 4.034 (including)
Dbd-mysql Dbd-mysql_project 4.035 (including) 4.035 (including)
Dbd-mysql Dbd-mysql_project 4.035_01 (including) 4.035_01 (including)
Dbd-mysql Dbd-mysql_project 4.035_02 (including) 4.035_02 (including)
Dbd-mysql Dbd-mysql_project 4.035_03 (including) 4.035_03 (including)
Dbd-mysql Dbd-mysql_project 4.036 (including) 4.036 (including)
Dbd-mysql Dbd-mysql_project 4.037 (including) 4.037 (including)
Dbd-mysql Dbd-mysql_project 4.037_01 (including) 4.037_01 (including)
Dbd-mysql Dbd-mysql_project 4.038 (including) 4.038 (including)
Dbd-mysql Dbd-mysql_project 4.038_01 (including) 4.038_01 (including)
Dbd-mysql Dbd-mysql_project 4.039 (including) 4.039 (including)
Dbd-mysql Dbd-mysql_project 4.040 (including) 4.040 (including)
Libdbd-mysql-perl Ubuntu esm-apps/xenial *
Libdbd-mysql-perl Ubuntu esm-infra-legacy/trusty *
Libdbd-mysql-perl Ubuntu precise *
Libdbd-mysql-perl Ubuntu precise/esm *
Libdbd-mysql-perl Ubuntu trusty *
Libdbd-mysql-perl Ubuntu trusty/esm *
Libdbd-mysql-perl Ubuntu upstream *
Libdbd-mysql-perl Ubuntu xenial *
Libdbd-mysql-perl Ubuntu yakkety *

Potential Mitigations

References