CVE-2013-4535: qemu Improper Input Validation
Vulnerability summary
CVE-2013-4535 is a high (CVSS 8.8) Improper Input Validation vulnerability in qemu. EPSS estimates a 0.96% chance of exploitation in the next 30 days, higher than 61.5% of scored vulnerabilities.
Not severe (CVSS 8.8, local access); no exploitation reported by the 5 checked sources
Source freshness unavailable
How is this decided?Advisory lineage
Upstream 0 · Downstream 9 · Related 2Timeline
- 11-02-2020PublishedVulnerability first disclosed.
- 06-08-2024Last modifiedVulnerability information updated.
Description
The virtqueue_map_sg function in hw/virtio/virtio.c in QEMU before 1.7.2 allows remote attackers to execute arbitrary files via a crafted savevm image, related to virtio-block or virtio-serial read.
CVSS metrics
4 scores · 3 sources · 2 versions- OSV · UbuntuEcosystem advisory · calculated8.8HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
- OSV · DebianEcosystem advisory · calculated8.8HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
EPSS trend
Probability
0.96%
Chance of exploitation in the next 30 days
Percentile
62%
Versus all other CVEs
30-day change
No change 0.00 pp
From 0.96% on 05-10-2026
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.
Redhat5 products
Debian1 product
- qemu< 2.1+dfsg-1
Qemu1 product
- qemu< 1.7.2
Ubuntu1 product
- qemu< 2.0.0+dfsg-2ubuntu1.3
4 vendors · 8 products
References
12 links- lists.fedoraproject.org/pipermail/package-announce/2014-May/133345.htmlX Refsource MISCThird Party Advisory
