CVE-2016-9103: debian debian_linux
Vulnerability summary
CVE-2016-9103 is a medium (CVSS 6.0) vulnerability in debian debian_linux. EPSS estimates a 0.41% chance of exploitation in the next 30 days, higher than 35.5% of scored vulnerabilities.
Not severe (CVSS 6, local access); no exploitation reported by the 5 checked sources
Source freshness unavailable
How is this decided?Advisory lineage
Upstream 0 · Downstream 9 · Related 6Timeline
- 09-12-2016PublishedVulnerability first disclosed.
- 06-08-2024Last modifiedVulnerability information updated.
Description
The v9fs_xattrcreate function in hw/9pfs/9p.c in QEMU (aka Quick Emulator) allows local guest OS administrators to obtain sensitive host heap memory information by reading xattribute values before writing to them.
CVSS metrics
6 scores · 4 sources · 3 versions- OSV · AlpineEcosystem advisory · calculated6.0MediumCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:N
- OSV · UbuntuEcosystem advisory · calculated6.0MediumCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:N
- OSV · DebianEcosystem advisory · calculated6.0MediumCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:N
EPSS trend
Probability
0.41%
Chance of exploitation in the next 30 days
Percentile
36%
Versus all other CVEs
30-day change
No change 0.00 pp
From 0.41% 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, administrative account, no user interaction (CVSS vector). Other conditions: not stated in public data.
Debian2 products
- qemu< 1:2.8+dfsg-1
- debian_linuxEOL8.0
Alpine1 product
- qemu< 2.8.1-r1 | < 2.8.1.1-r0
Qemu1 product
- qemu≤ 2.7.1
Ubuntu1 product
- qemu< 2.0.0+dfsg-2ubuntu1.30 | < 1:2.5+dfsg-5ubuntu10.6
4 vendors · 5 products
References
12 links- lists.gnu.org/archive/html/qemu-devel/2016-10/msg01790.htmlMailing ListX Refsource MLISTPatchThird Party AdvisoryREPORT
- www.openwall.com/lists/oss-security/2016/10/28/1Mailing ListX Refsource MLISTThird Party AdvisoryREPORT
lists.debian.org/debian-lts-announce/2018/11/msg00038.htmlMailing ListX Refsource MLISTThird Party Advisory