2.1

CVE-2011-2527: qemu

Modified
AliasesRHSA-2011:1531
Published 21-06-2012Last modified 06-08-2024

Vulnerability summary

CVE-2011-2527 is a low (CVSS 2.1) vulnerability in qemu. EPSS estimates a 0.44% chance of exploitation in the next 30 days, higher than 38.2% of scored vulnerabilities.

Priority
Routine

Not severe (CVSS 2.1, local access); no exploitation reported by the 5 checked sources

Source freshness unavailable

How is this decided?
CVSS score
2.1/10
010
Low · v2.0 (NVD)
EPSS score
0.44%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedNot listed by any tracked catalog.
RansomwareNot flaggedNo ransomware use recorded.
Public exploits0No public exploits recorded

Advisory lineage

Upstream 0 · Downstream 1
DSA-2282-1

Timeline

  1. 21-06-2012
    PublishedVulnerability first disclosed.
  2. 06-08-2024
    Last modifiedVulnerability information updated.

Description

The change_process_uid function in os-posix.c in Qemu 0.14.0 and earlier does not properly drop group privileges when the -runas option is used, which allows local guest users to access restricted files on the host.

CVSS metrics

1 score · 1 source · 1 version

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

04-10-202603-11-2026

Known exploited

Compare KEV catalogs
CISA KEV

Not in the CISA KEV catalog.

ENISA CNW

Not in the ENISA CNW catalog.

CIRCL

Not in the CIRCL catalog.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Version check

Known conditions: local access, no authentication (CVSS vector). Other conditions: not stated in public data.

Redhat4 products
  • qemu-img< 2:0.12.1.2-2.209.el6
  • qemu-kvm< 2:0.12.1.2-2.209.el6
  • qemu-kvm-debuginfo< 2:0.12.1.2-2.209.el6
  • qemu-kvm-tools< 2:0.12.1.2-2.209.el6
Qemu1 product
  • qemu≤ 0.14.0 | 0.1.0 | 0.1.1 | 0.1.2 | 0.1.3 | 0.1.4 | 0.1.5 | 0.1.6 | 0.2.0 | 0.3.0 | 0.4.0 | 0.4.1 | 0.4.2 | 0.4.3 | 0.6.0 | 0.6.1 | 0.7.0 | 0.7.1 | 0.7.2 | 0.8.0 | 0.8.1 | 0.8.2 | 0.9.0 | 0.9.1 | 0.9.1-5 | 0.10.0 | 0.10.1 | 0.10.2 | 0.10.3 | 0.10.4 | 0.10.5 | 0.10.6 | 0.11.0 | 0.11.0:rc0 | 0.11.0:rc1 | 0.11.0:rc2 | 0.11.0-rc0 | 0.11.0-rc1 | 0.11.0-rc2 | 0.11.1 | 0.12.0 | 0.12.0:rc1 | 0.12.0:rc2 | 0.12.1 | 0.12.2 | 0.12.3 | 0.12.4 | 0.12.5 | 0.13.0 | 0.13.0:rc0 | 0.13.0:rc1 | 0.14.0:rc0 | 0.14.0:rc1 | 0.14.0:rc2 | 0.14.1 | 0.15.0:rc1 | 0.15.0:rc2

2 vendors · 5 products

References

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