CVE-2016-9102 — Missing Release of Resource after Effective Lifetime in Qemu

CWE-772 — Missing Release of Resource after Effective Lifetime10 documents7 sources
Severity
6.0MEDIUMNVD
OSV5.5
EPSS
0.1%
top 72.17%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
QemuDebian QemuDebian Linux
Timeline
PublishedDec 9
Latest updateMay 13

Description

Memory leak in the v9fs_xattrcreate function in hw/9pfs/9p.c in QEMU (aka Quick Emulator) allows local guest OS administrators to cause a denial of service (memory consumption and QEMU process crash) via a large number of Txattrcreate messages with the same fid number.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:HExploitability: 1.5 | Impact: 4.0

Affected Packages4 packages

▶debiandebian/qemu< qemu 1:2.8+dfsg-1 (bookworm)
▶Debianqemu/qemu< 1:2.8+dfsg-1+3
▶Ubuntuqemu/qemu< 2.0.0+dfsg-2ubuntu1.30+1
▶NVDqemu/qemu2.7.1

Also affects: Debian Linux 8.0

Patches

Patch: lists.gnu.org ↗Patch: lists.gnu.org ↗

🔴Vulnerability Details

3
GHSA
GHSA-w5mv-8mc9-wcpv: Memory leak in the v9fs_xattrcreate function in hw/9pfs/9p↗2022-05-13
▶
OSV
CVE-2016-9102: Memory leak in the v9fs_xattrcreate function in hw/9pfs/9p↗2016-12-09
▶
OSV
qemu, qemu-kvm vulnerabilities↗2016-11-09
▶

📋Vendor Advisories

3
Ubuntu
QEMU vulnerabilities↗2016-11-09
▶
Red Hat
Qemu: 9pfs: memory leakage when creating extended attribute↗2016-10-10
▶
Debian
CVE-2016-9102: qemu - Memory leak in the v9fs_xattrcreate function in hw/9pfs/9p.c in QEMU (aka Quick ...↗2016
▶

💬Community

3
Bugzilla
CVE-2016-9102 xen: Qemu: 9pfs: memory leakage when creating extended attribute [fedora-all]↗2016-10-27
▶
Bugzilla
CVE-2016-9102 Qemu: 9pfs: memory leakage when creating extended attribute [fedora-all]↗2016-10-27
▶
Bugzilla
CVE-2016-9102 Qemu: 9pfs: memory leakage when creating extended attribute↗2016-10-27
▶