CVE & CISA-KEV Catalog

CVE-2019-3812

MEDIUM
4.4
CVSS v3
NVD

Description

QEMU, through version 2.10 and through version 3.1.0, is vulnerable to an out-of-bounds read of up to 128 bytes in the hw/i2c/i2c-ddc.c:i2c_ddc() function. A local attacker with permission to execute i2c commands could exploit this to read stack memory of the qemu process on the host.

How to fix

Remediation Available
qemuDebian
Fixed in:1:3.1+dfsg-5CVE-2019-3812
Fixed in:1:3.1+dfsg-5CVE-2019-3812
Fixed in:1:3.1+dfsg-5CVE-2019-3812
Fixed in:1:3.1+dfsg-5CVE-2019-3812
qemuUbuntu
Fixed in:2.0.0+dfsg-2ubuntu1.45USN-3923-1
Fixed in:1:2.5+dfsg-5ubuntu10.36USN-3923-1
Fixed in:1:2.11+dfsg-1ubuntu7.12USN-3923-1
qemu-systemUbuntu
Fixed in:2.0.0+dfsg-2ubuntu1.45USN-3923-1
Fixed in:1:2.5+dfsg-5ubuntu10.36USN-3923-1
Fixed in:1:2.11+dfsg-1ubuntu7.12USN-3923-1
qemu-system-aarch64Ubuntu
Fixed in:2.0.0+dfsg-2ubuntu1.45USN-3923-1
Fixed in:1:2.5+dfsg-5ubuntu10.36USN-3923-1
qemu-system-armUbuntu
Fixed in:2.0.0+dfsg-2ubuntu1.45USN-3923-1
Fixed in:1:2.5+dfsg-5ubuntu10.36USN-3923-1
Fixed in:1:2.11+dfsg-1ubuntu7.12USN-3923-1
qemu-system-mipsUbuntu
Fixed in:2.0.0+dfsg-2ubuntu1.45USN-3923-1
Fixed in:1:2.5+dfsg-5ubuntu10.36USN-3923-1
Fixed in:1:2.11+dfsg-1ubuntu7.12USN-3923-1
qemu-system-miscUbuntu
Fixed in:2.0.0+dfsg-2ubuntu1.45USN-3923-1
Fixed in:1:2.5+dfsg-5ubuntu10.36USN-3923-1
Fixed in:1:2.11+dfsg-1ubuntu7.12USN-3923-1
qemu-system-ppcUbuntu
Fixed in:2.0.0+dfsg-2ubuntu1.45USN-3923-1
Fixed in:1:2.5+dfsg-5ubuntu10.36USN-3923-1
Fixed in:1:2.11+dfsg-1ubuntu7.12USN-3923-1
qemu-system-s390xUbuntu
Fixed in:1:2.5+dfsg-5ubuntu10.36USN-3923-1
Fixed in:1:2.11+dfsg-1ubuntu7.12USN-3923-1
qemu-system-sparcUbuntu
Fixed in:2.0.0+dfsg-2ubuntu1.45USN-3923-1
Fixed in:1:2.5+dfsg-5ubuntu10.36USN-3923-1
Fixed in:1:2.11+dfsg-1ubuntu7.12USN-3923-1
qemu-system-x86Ubuntu
Fixed in:2.0.0+dfsg-2ubuntu1.45USN-3923-1
Fixed in:1:2.5+dfsg-5ubuntu10.36USN-3923-1
Fixed in:1:2.11+dfsg-1ubuntu7.12USN-3923-1

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorLocal
Attack ComplexityLow
Privileges RequiredHigh
User InteractionNone
ScopeUnchanged

Impact

ConfidentialityHigh
IntegrityNone
AvailabilityNone

CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N

Exploit Intelligence

0.43%probability of exploitation in 30 days
35thpercentile

Low risk: more likely to be exploited than 35% of all known CVEs.

References

Related Vulnerabilities

Other CWE-119 (Buffer Overflow) vulnerabilities, ordered by exploit likelihood. View all

CVESeverityCVSSEPSSExploitedFix
CVE-2023-4966Critical9.4100%KEV + RansomFix
CVE-2017-11882High7.8100%KEV + Ransom-
CVE-2020-0796Critical10.0100%KEV + Ransom-
CVE-2008-4250Critical9.899%KEV-
CVE-2017-15944Critical9.898%KEVFix
CVE-2015-0014High10.097%--
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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.