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ubuntuUbuntuUSN-6954-1
HistoryAug 13, 2024 - 12:00 a.m.

QEMU vulnerabilities

2024-08-1300:00:00
ubuntu.com
33
qemu
ubuntu 22.04 lts
denial of service
sensitive information
buffer overflow
stack overflow
cve-2023-6683
cve-2023-6693
cve-2024-24474

CVSS3

8.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

AI Score

7.2

Confidence

High

Releases

  • Ubuntu 22.04 LTS

Packages

  • qemu - Machine emulator and virtualizer

Details

Markus Frank and Fiona Ebner discovered that QEMU did not properly
handle certain memory operations, leading to a NULL pointer dereference.
An authenticated user could potentially use this issue to cause a denial
of service. (CVE-2023-6683)

Xiao Lei discovered that QEMU did not properly handle certain memory
operations when specific features were enabled, which could lead to a
stack overflow. An attacker could potentially use this issue to leak
sensitive information. (CVE-2023-6693)

It was discovered that QEMU had an integer underflow vulnerability in
the TI command, which would result in a buffer overflow. An attacker
could potentially use this issue to cause a denial of service.
(CVE-2024-24474)

OSVersionArchitecturePackageVersionFilename
Ubuntu22.04noarchqemu-system< 1:6.2+dfsg-2ubuntu6.22UNKNOWN
Ubuntu22.04noarchqemu< 1:6.2+dfsg-2ubuntu6.22UNKNOWN
Ubuntu22.04noarchqemu-block-extra< 1:6.2+dfsg-2ubuntu6.22UNKNOWN
Ubuntu22.04noarchqemu-block-extra-dbgsym< 1:6.2+dfsg-2ubuntu6.22UNKNOWN
Ubuntu22.04noarchqemu-guest-agent< 1:6.2+dfsg-2ubuntu6.22UNKNOWN
Ubuntu22.04noarchqemu-guest-agent-dbgsym< 1:6.2+dfsg-2ubuntu6.22UNKNOWN
Ubuntu22.04noarchqemu-system-arm< 1:6.2+dfsg-2ubuntu6.22UNKNOWN
Ubuntu22.04noarchqemu-system-arm-dbgsym< 1:6.2+dfsg-2ubuntu6.22UNKNOWN
Ubuntu22.04noarchqemu-system-common< 1:6.2+dfsg-2ubuntu6.22UNKNOWN
Ubuntu22.04noarchqemu-system-common-dbgsym< 1:6.2+dfsg-2ubuntu6.22UNKNOWN
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CVSS3

8.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

AI Score

7.2

Confidence

High