CVE-2017-11334: debian debian_linux Out-of-bounds Read
Vulnerability summary
CVE-2017-11334 is a medium (CVSS 4.4) Out-of-bounds Read vulnerability in debian debian_linux. EPSS estimates a 0.50% chance of exploitation in the next 30 days, higher than 43% of scored vulnerabilities.
Not severe (CVSS 4.4, local access); no exploitation reported by the 5 checked sources
Source freshness unavailable
How is this decided?Advisory lineage
Upstream 0 · Downstream 21 · Related 14Timeline
- 02-08-2017PublishedVulnerability first disclosed.
- 05-08-2024Last modifiedVulnerability information updated.
Description
The address_space_write_continue function in exec.c in QEMU (aka Quick Emulator) allows local guest OS privileged users to cause a denial of service (out-of-bounds access and guest instance crash) by leveraging use of qemu_map_ram_ptr to access guest ram block area.
CVSS metrics
5 scores · 3 sources · 3 versions- OSV · UbuntuEcosystem advisory · calculated4.4MediumCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
- OSV · DebianEcosystem advisory · calculated4.4MediumCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
EPSS trend
Probability
0.50%
Chance of exploitation in the next 30 days
Percentile
43%
Versus all other CVEs
30-day change
No change 0.00 pp
From 0.50% 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-7
- debian_linuxEOL9.0
Qemu1 product
- qemu≤ 2.9.1
Ubuntu1 product
- qemuAll versions (No fix recorded)
3 vendors · 4 products
References
18 links- bugzilla.redhat.com/show_bug.cgi?id=1471638X Refsource CONFIRMIssue TrackingPatchThird Party Advisory
- www.openwall.com/lists/oss-security/2017/07/17/4Mailing ListX Refsource MLISTPatchThird Party Advisory
- lists.gnu.org/archive/html/qemu-devel/2017-07/msg03775.htmlMailing ListX Refsource MLISTPatchVendor AdvisoryREPORT
