CVE-2016-9916: debian debian_linux
Vulnerability summary
CVE-2016-9916 is a medium (CVSS 6.5) vulnerability in debian debian_linux. EPSS estimates a 0.44% chance of exploitation in the next 30 days, higher than 38% of scored vulnerabilities.
Not severe (CVSS 6.5, local access); no exploitation reported by the 5 checked sources
Source freshness unavailable
How is this decided?Advisory lineage
Upstream 0 · Downstream 2 · Related 1Timeline
- 29-12-2016PublishedVulnerability first disclosed.
- 06-08-2024Last modifiedVulnerability information updated.
Description
Memory leak in hw/9pfs/9p-proxy.c in QEMU (aka Quick Emulator) allows local privileged guest OS users to cause a denial of service (host memory consumption and possibly QEMU process crash) by leveraging a missing cleanup operation in the proxy backend.
CVSS metrics
5 scores · 3 sources · 3 versions- OSV · UbuntuEcosystem advisory · calculated6.5MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
- OSV · DebianEcosystem advisory · calculated6.5MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
EPSS trend
Probability
0.44%
Chance of exploitation in the next 30 days
Percentile
38%
Versus all other CVEs
30-day change
No change 0.00 pp
From 0.44% on 04-10-2026
Known exploited
Compare KEV catalogs
CISA KEVNot in the CISA KEV catalog.
ENISA CNWNot in the ENISA CNW catalog.
CIRCLNot in the CIRCL catalog.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Known conditions: local access, low-privilege account, no user interaction (CVSS vector). Other conditions: not stated in public data.
Debian2 products
- qemu< 1:2.8+dfsg-1
- debian_linuxEOL8.0
Qemu1 product
- qemu< 2.8.0 | 2.8.0:rc0 | 2.8.0:rc1
Ubuntu1 product
- qemu< 2.0.0+dfsg-2ubuntu1.33 | < 1:2.5+dfsg-5ubuntu10.11
3 vendors · 4 products
References
11 links
lists.debian.org/debian-lts-announce/2018/09/msg00007.htmlMailing ListX Refsource MLISTThird Party Advisory- lists.gnu.org/archive/html/qemu-devel/2016-11/msg03278.htmlMailing ListX Refsource MLISTPatchVendor AdvisoryREPORT
- www.openwall.com/lists/oss-security/2016/12/06/11Mailing ListX Refsource MLISTThird Party AdvisoryREPORT