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CVE-2019-3812

Publication date 19 February 2019

Last updated 24 July 2024

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

5.5 · Medium

Score breakdown

QEMU, through version 2.10 and through version 3.1.0, is vulnerable to an out-of-bounds read of up to 128 bytes in the hw/i2c/i2c-ddc.c:i2c_ddc() function. A local attacker with permission to execute i2c commands could exploit this to read stack memory of the qemu process on the host.

Status

Package Ubuntu Release Status
qemu 21.04 hirsute
Fixed 1:3.1+dfsg-2ubuntu3
20.10 groovy
Fixed 1:3.1+dfsg-2ubuntu3
20.04 LTS focal
Fixed 1:3.1+dfsg-2ubuntu3
19.10 eoan
Fixed 1:3.1+dfsg-2ubuntu3
19.04 disco
Fixed 1:3.1+dfsg-2ubuntu3
18.10 cosmic
Fixed 1:2.12+dfsg-3ubuntu8.6
18.04 LTS bionic
Fixed 1:2.11+dfsg-1ubuntu7.12
16.04 LTS xenial
Not affected
14.04 LTS trusty
Not affected
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

References

Related Ubuntu Security Notices (USN)

Other references