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CVE-2018-7409

Publication date 22 February 2018

Last updated 24 July 2024

Ubuntu priority

Low

Why this priority?

Cvss 3 Severity Score

9.8 · Critical

Score breakdown

In unixODBC before 2.3.5, there is a buffer overflow in the unicode_to_ansi_copy() function in DriverManager/__info.c.

Read the notes from the security team

Why is this CVE low priority?

One-byte buffer overflow that isn't attacker controlled, DoS only

Learn more about Ubuntu priority

Status

Package Ubuntu Release Status
unixodbc 23.04 lunar
Fixed 2.3.4-1.1ubuntu3
22.10 kinetic
Fixed 2.3.4-1.1ubuntu3
22.04 LTS jammy
Fixed 2.3.4-1.1ubuntu3
21.10 impish
Fixed 2.3.4-1.1ubuntu3
21.04 hirsute
Fixed 2.3.4-1.1ubuntu3
20.10 groovy
Fixed 2.3.4-1.1ubuntu3
20.04 LTS focal
Fixed 2.3.4-1.1ubuntu3
19.10 eoan
Fixed 2.3.4-1.1ubuntu3
19.04 disco
Fixed 2.3.4-1.1ubuntu3
18.10 cosmic
Fixed 2.3.4-1.1ubuntu3
18.04 LTS bionic
Fixed 2.3.4-1.1ubuntu3
17.10 artful Ignored end of life
16.04 LTS xenial
14.04 LTS trusty

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Notes

mdeslaur

One-byte buffer overflow that isn't attacker controlled, DoS only The commit listed below is for the whole new version, this CVE is only the two string terminator changes to __info.c in the unicode_to_ansi_copy() function.

Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package Patch details
unixodbc

Severity score breakdown

Parameter Value
Base score 9.8 · Critical
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality High
Integrity impact High
Availability impact High
Vector CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H