CVE-2017-8086 — Missing Release of Resource after Effective Lifetime in Qemu

CWE-772 — Missing Release of Resource after Effective Lifetime10 documents7 sources
Severity
6.5MEDIUMNVD
OSV6.0
EPSS
0.1%
top 77.27%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
QemuDebian QemuDebian Linux
Timeline
PublishedMay 2
Latest updateMay 13

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.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:HExploitability: 2.0 | Impact: 4.0

Affected Packages4 packages

▶debiandebian/qemu< qemu 1:2.8+dfsg-5 (bookworm)
▶Debianqemu/qemu< 1:2.8+dfsg-5+3
▶Ubuntuqemu/qemu< 2.0.0+dfsg-2ubuntu1.34+1
▶NVDqemu/qemu2.8.1+1

Also affects: Debian Linux 8.0

Patches

Patch: www.openwall.com ↗Patch: bugzilla.redhat.com ↗Patch: lists.gnu.org ↗

🔴Vulnerability Details

3
GHSA
GHSA-h6q2-72mf-2c2f: Memory leak in the v9fs_list_xattr function in hw/9pfs/9p-xattr↗2022-05-13
▶
OSV
qemu vulnerabilities↗2017-05-16
▶
OSV
CVE-2017-8086: Memory leak in the v9fs_list_xattr function in hw/9pfs/9p-xattr↗2017-05-02
▶

📋Vendor Advisories

3
Ubuntu
QEMU vulnerabilities↗2017-05-16
▶
Red Hat
Qemu: 9pfs: host memory leakage via v9pfs_list_xattr↗2017-04-10
▶
Debian
CVE-2017-8086: qemu - Memory leak in the v9fs_list_xattr function in hw/9pfs/9p-xattr.c in QEMU (aka Q...↗2017
▶

💬Community

3
Bugzilla
CVE-2017-8086 xen: Qemu: 9pfs: host memory leakage via v9pfs_list_xattr [fedora-all]↗2017-04-24
▶
Bugzilla
CVE-2017-8086 Qemu: 9pfs: host memory leakage via v9pfs_list_xattr↗2017-04-24
▶
Bugzilla
CVE-2017-8086 Qemu: 9pfs: host memory leakage via v9pfs_list_xattr [fedora-all]↗2017-04-24
▶