CVE-2020-29443
Published: 26 January 2021
ide_atapi_cmd_reply_end in hw/ide/atapi.c in QEMU 5.1.0 allows out-of-bounds read access because a buffer index is not validated.
Notes
Author | Note |
---|---|
mdeslaur | second patch is needed in hirsute |
Priority
Status
Package | Release | Status |
---|---|---|
qemu Launchpad, Ubuntu, Debian |
hirsute |
Released
(1:5.2+dfsg-9ubuntu3.1)
|
upstream |
Needs triage
|
|
trusty |
Needed
|
|
bionic |
Released
(1:2.11+dfsg-1ubuntu7.35)
|
|
focal |
Released
(1:4.2-3ubuntu6.12)
|
|
groovy |
Released
(1:5.0-5ubuntu9.4)
|
|
xenial |
Released
(1:2.5+dfsg-5ubuntu10.49)
|
|
impish |
Released
(1:6.0+dfsg-1~ubuntu3)
|
|
jammy |
Released
(1:6.0+dfsg-1~ubuntu3)
|
|
kinetic |
Released
(1:6.0+dfsg-1~ubuntu3)
|
|
lunar |
Released
(1:6.0+dfsg-1~ubuntu3)
|
|
Patches: upstream: https://git.qemu.org/?p=qemu.git;a=commit;h=813212288970c39b1800f63e83ac6e96588095c6 upstream: https://git.qemu.org/?p=qemu.git;a=commit;h=b8d7f1bc59276fec85e4d09f1567613a3e14d31e |
||
qemu-kvm Launchpad, Ubuntu, Debian |
upstream |
Needs triage
|
trusty |
Does not exist
|
|
xenial |
Does not exist
|
|
bionic |
Does not exist
|
|
focal |
Does not exist
|
|
groovy |
Does not exist
|
|
hirsute |
Does not exist
|
|
impish |
Does not exist
|
|
jammy |
Does not exist
|
|
kinetic |
Does not exist
|
|
lunar |
Does not exist
|
Severity score breakdown
Parameter | Value |
---|---|
Base score | 3.9 |
Attack vector | Local |
Attack complexity | High |
Privileges required | High |
User interaction | None |
Scope | Changed |
Confidentiality | Low |
Integrity impact | None |
Availability impact | Low |
Vector | CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:L/I:N/A:L |
References
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-29443
- https://lists.gnu.org/archive/html/qemu-devel/2021-01/msg04255.html
- https://www.openwall.com/lists/oss-security/2021/01/18/2
- https://ubuntu.com/security/notices/USN-4725-1
- https://ubuntu.com/security/notices/USN-5010-1
- NVD
- Launchpad
- Debian