CVE-2019-9824

Publication date 19 March 2019

Last updated 24 July 2024


Ubuntu priority

Cvss 3 Severity Score

5.5 · Medium

Score breakdown

tcp_emu in slirp/tcp_subr.c (aka slirp/src/tcp_subr.c) in QEMU 3.0.0 uses uninitialized data in an snprintf call, leading to Information disclosure.

From the Ubuntu Security Team

William Bowling discovered that an information leak existed in the SLiRP networking implementation of QEMU. An attacker could use this to expose sensitive information.

Status

Package Ubuntu Release Status
qemu 21.04 hirsute
Fixed 1:3.1+dfsg-2ubuntu4
20.10 groovy
Fixed 1:3.1+dfsg-2ubuntu4
20.04 LTS focal
Fixed 1:3.1+dfsg-2ubuntu4
19.10 eoan
Fixed 1:3.1+dfsg-2ubuntu4
19.04 disco
Fixed 1:3.1+dfsg-2ubuntu3.1
18.10 cosmic
Fixed 1:2.12+dfsg-3ubuntu8.7
18.04 LTS bionic
Fixed 1:2.11+dfsg-1ubuntu7.13
16.04 LTS xenial
Fixed 1:2.5+dfsg-5ubuntu10.38
14.04 LTS trusty
Fixed 2.0.0+dfsg-2ubuntu1.46
qemu-kvm 21.04 hirsute Not in release
20.10 groovy Not in release
20.04 LTS focal Not in release
19.10 eoan Not in release
19.04 disco Not in release
18.10 cosmic Not in release
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release

Patch details

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

Package Patch details
qemu

Severity score breakdown

Parameter Value
Base score 5.5 · Medium
Attack vector Local
Attack complexity Low
Privileges required Low
User interaction None
Scope Unchanged
Confidentiality High
Integrity impact None
Availability impact None
Vector CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N