CVE-2017-8086
Published: May 2, 2017Last modified: November 9, 2023
Description
Memory leak in the v9fs_list_xattr function in hw/9pfs/9p-xattr.c in QEMU (aka Quick Emulator) allows local guest OS privileged users to cause a denial of service (memory consumption) via vectors involving the orig_value variable.
Severity score breakdown
Parameter | Value |
---|---|
Base score | 6.5 |
Attack Vector | LOCAL |
Attack complexity | LOW |
Privileges required | LOW |
User interaction | NONE |
Scope | CHANGED |
Confidentiality | NONE |
Integrity impact | NONE |
Availability impact | HIGH |
Vector | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H |
Status
Product | Release | Package | Status |
---|---|---|---|
Alpaquita Linux | 23 LTS | qemu | Not affected (7.1.0-r4) |
Stream | qemu | Not affected (8.1.2-r0) |
References
- http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=4ffcdef4277a91af15a3c09f7d16af072c29f3f2
- http://www.openwall.com/lists/oss-security/2017/04/25/5
- http://www.securityfocus.com/bid/98012
- https://bugzilla.redhat.com/show_bug.cgi?id=1444781
- https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html
- https://lists.gnu.org/archive/html/qemu-devel/2017-04/msg01636.html
- https://security.gentoo.org/glsa/201706-03