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CVE-2020-13659

Publication date 2 June 2020

Last updated 24 July 2024

Ubuntu priority

Low

Why this priority?

Cvss 3 Severity Score

2.5 · Low

Score breakdown

address_space_map in exec.c in QEMU 4.2.0 can trigger a NULL pointer dereference related to BounceBuffer.

Status

Package Ubuntu Release Status
qemu 21.04 hirsute
Not affected
20.10 groovy
Not affected
20.04 LTS focal
Fixed 1:4.2-3ubuntu6.4
19.10 eoan Ignored
18.04 LTS bionic
Fixed 1:2.11+dfsg-1ubuntu7.31
16.04 LTS xenial
Fixed 1:2.5+dfsg-5ubuntu10.45
14.04 LTS trusty
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
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release

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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 2.5 · Low
Attack vector Local
Attack complexity High
Privileges required High
User interaction None
Scope Changed
Confidentiality None
Integrity impact None
Availability impact Low
Vector CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:N/I:N/A:L

References

Related Ubuntu Security Notices (USN)

Other references