CVE-2017-7377 — Missing Release of Resource after Effective Lifetime in Qemu

CWE-772 — Missing Release of Resource after Effective Lifetime10 documents7 sources
Severity
6.0MEDIUMNVD
EPSS
0.1%
top 77.55%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
QemuDebian QemuDebian Linux
Timeline
PublishedApr 10
Latest updateMay 13

Description

The (1) v9fs_create and (2) v9fs_lcreate functions in hw/9pfs/9p.c in QEMU (aka Quick Emulator) allow local guest OS privileged users to cause a denial of service (file descriptor or memory consumption) via vectors related to an already in-use fid.

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-4 (bookworm)
▶Debianqemu/qemu< 1:2.8+dfsg-4+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-xx2q-9cgc-6xvc: The (1) v9fs_create and (2) v9fs_lcreate functions in hw/9pfs/9p↗2022-05-13
▶
OSV
qemu vulnerabilities↗2017-05-16
▶
OSV
CVE-2017-7377: The (1) v9fs_create and (2) v9fs_lcreate functions in hw/9pfs/9p↗2017-04-10
▶

📋Vendor Advisories

3
Ubuntu
QEMU vulnerabilities↗2017-05-16
▶
Red Hat
Qemu: 9pfs: host memory leakage via v9fs_create↗2017-03-28
▶
Debian
CVE-2017-7377: qemu - The (1) v9fs_create and (2) v9fs_lcreate functions in hw/9pfs/9p.c in QEMU (aka ...↗2017
▶

💬Community

3
Bugzilla
CVE-2017-7377 xen: Qemu: 9pfs: host memory leakage via v9fs_create [fedora-all]↗2017-03-31
▶
Bugzilla
CVE-2017-7377 Qemu: 9pfs: host memory leakage via v9fs_create [fedora-all]↗2017-03-31
▶
Bugzilla
CVE-2017-7377 Qemu: 9pfs: host memory leakage via v9fs_create↗2017-03-31
▶