CVE-2015-8817: qemu Out-of-bounds Read
Vulnerability summary
CVE-2015-8817 is a medium (CVSS 5.5) Out-of-bounds Read vulnerability in qemu. EPSS estimates a 0.42% chance of exploitation in the next 30 days, higher than 36.1% of scored vulnerabilities.
Not severe (CVSS 5.5, local access); no exploitation reported by the 5 checked sources
Source freshness unavailable
How is this decided?Advisory lineage
Upstream 0 · Downstream 11 · Related 5Timeline
- 29-12-2016PublishedVulnerability first disclosed.
- 06-08-2024Last modifiedVulnerability information updated.
Description
QEMU (aka Quick Emulator) built to use 'address_space_translate' to map an address to a MemoryRegionSection is vulnerable to an OOB r/w access issue. It could occur while doing pci_dma_read/write calls. Affects QEMU versions >= 1.6.0 and <= 2.3.1. A privileged user inside guest could use this flaw to crash the guest instance resulting in DoS.
CVSS metrics
4 scores · 3 sources · 2 versions- OSV · UbuntuEcosystem advisory · calculated5.5MediumCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- OSV · DebianEcosystem advisory · calculated5.5MediumCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
EPSS trend
Probability
0.42%
Chance of exploitation in the next 30 days
Percentile
36%
Versus all other CVEs
30-day change
No change 0.00 pp
From 0.42% 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.
Debian1 product
- qemu< 1:2.4+dfsg-1a
Qemu1 product
- qemu1.6.0 | 1.6.0:rc1 | 1.6.0:rc2 | 1.6.0:rc3 | 1.6.1 | 1.6.2 | 1.7.1 | 2.0.0 | 2.0.0:rc0 | 2.0.0:rc1 | 2.0.0:rc2 | 2.0.0:rc3 | 2.0.2 | 2.1.0 | 2.1.0:rc0 | 2.1.0:rc1 | 2.1.0:rc2 | 2.1.0:rc3 | 2.1.0:rc5 | 2.1.1 | 2.1.2 | 2.1.3 | 2.2.0 | 2.2.1 | 2.3.0 | 2.3.1
Ubuntu1 product
- qemuAll versions (No fix recorded)
3 vendors · 3 products
