Is CVE-2019-20382 in the CISA KEV catalog?

No. CVE-2019-20382 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2019-20382?

CVE-2019-20382 has a CVSS v3 base score of 3.5 (LOW).

What is the EPSS score for CVE-2019-20382?

CVE-2019-20382 has an EPSS score of 0.87% (54th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2019-20382?

Upgrade qemu on debian 11 to 1:4.2-1 or later. Fixes are available for 15 affected products.

CVE & CISA-KEV Catalog

CVE-2019-20382

LOW

3.5

CVSS v3

NVD

Description

QEMU 4.1.0 has a memory leak in zrle_compress_data in ui/vnc-enc-zrle.c during a VNC disconnect operation because libz is misused, resulting in a situation where memory allocated in deflateInit2 is not freed in deflateEnd.

CWE-401Missing Release of Memory (Memory Leak)

How to fix

Remediation Available

qemuDebian

Fixed in:1:4.2-1CVE-2019-20382

qemuUbuntu

Fixed in:2.0.0+dfsg-2ubuntu1.47+esm4USN-7094-1

Fixed in:1:2.5+dfsg-5ubuntu10.44USN-4372-1

Fixed in:1:2.5+dfsg-5ubuntu10.51+esm3USN-7094-1

Fixed in:1:2.11+dfsg-1ubuntu7.26USN-4372-1

Fixed in:1:2.11+dfsg-1ubuntu7.42+esm2USN-7094-1

Fixed in:1:4.2-3ubuntu6.30USN-7094-1

Fixed in:1:4.2-3ubuntu6.1USN-4372-1

Fixed in:1:6.2+dfsg-2ubuntu6.24USN-7094-1

Fixed in:1:8.2.2+ds-0ubuntu1.4USN-7094-1

qemu-systemUbuntu

Fixed in:2.0.0+dfsg-2ubuntu1.47+esm4USN-7094-1

Fixed in:1:2.5+dfsg-5ubuntu10.44USN-4372-1

Fixed in:1:2.5+dfsg-5ubuntu10.51+esm3USN-7094-1

Fixed in:1:2.11+dfsg-1ubuntu7.42+esm2USN-7094-1

Fixed in:1:2.11+dfsg-1ubuntu7.26USN-4372-1

Fixed in:1:4.2-3ubuntu6.30USN-7094-1

Fixed in:1:4.2-3ubuntu6.1USN-4372-1

Fixed in:1:6.2+dfsg-2ubuntu6.24USN-7094-1

Fixed in:1:8.2.2+ds-0ubuntu1.4USN-7094-1

qemu-system-aarch64Ubuntu

Fixed in:2.0.0+dfsg-2ubuntu1.47+esm4USN-7094-1

Fixed in:1:2.5+dfsg-5ubuntu10.51+esm3USN-7094-1

Fixed in:1:2.5+dfsg-5ubuntu10.44USN-4372-1

qemu-system-armUbuntu

Fixed in:2.0.0+dfsg-2ubuntu1.47+esm4USN-7094-1

Fixed in:1:2.5+dfsg-5ubuntu10.44USN-4372-1

Fixed in:1:2.5+dfsg-5ubuntu10.51+esm3USN-7094-1

Fixed in:1:2.11+dfsg-1ubuntu7.42+esm2USN-7094-1

Fixed in:1:2.11+dfsg-1ubuntu7.26USN-4372-1

Fixed in:1:4.2-3ubuntu6.30USN-7094-1

Fixed in:1:4.2-3ubuntu6.1USN-4372-1

Fixed in:1:6.2+dfsg-2ubuntu6.24USN-7094-1

Fixed in:1:8.2.2+ds-0ubuntu1.4USN-7094-1

qemu-system-commonUbuntu

Fixed in:2.0.0+dfsg-2ubuntu1.47+esm4USN-7094-1

Fixed in:1:2.5+dfsg-5ubuntu10.51+esm3USN-7094-1

qemu-system-mipsUbuntu

Fixed in:2.0.0+dfsg-2ubuntu1.47+esm4USN-7094-1

Fixed in:1:2.5+dfsg-5ubuntu10.44USN-4372-1

Fixed in:1:2.5+dfsg-5ubuntu10.51+esm3USN-7094-1

Fixed in:1:2.11+dfsg-1ubuntu7.26USN-4372-1

Fixed in:1:2.11+dfsg-1ubuntu7.42+esm2USN-7094-1

Fixed in:1:4.2-3ubuntu6.30USN-7094-1

Fixed in:1:4.2-3ubuntu6.1USN-4372-1

Fixed in:1:6.2+dfsg-2ubuntu6.24USN-7094-1

Fixed in:1:8.2.2+ds-0ubuntu1.4USN-7094-1

qemu-system-miscUbuntu

Fixed in:2.0.0+dfsg-2ubuntu1.47+esm4USN-7094-1

Fixed in:1:2.5+dfsg-5ubuntu10.51+esm3USN-7094-1

Fixed in:1:2.11+dfsg-1ubuntu7.42+esm2USN-7094-1

Fixed in:1:4.2-3ubuntu6.30USN-7094-1

Fixed in:1:6.2+dfsg-2ubuntu6.24USN-7094-1

Fixed in:1:8.2.2+ds-0ubuntu1.4USN-7094-1

qemu-system-ppcUbuntu

Fixed in:2.0.0+dfsg-2ubuntu1.47+esm4USN-7094-1

Fixed in:1:2.5+dfsg-5ubuntu10.51+esm3USN-7094-1

Fixed in:1:2.5+dfsg-5ubuntu10.44USN-4372-1

Fixed in:1:2.11+dfsg-1ubuntu7.42+esm2USN-7094-1

Fixed in:1:2.11+dfsg-1ubuntu7.26USN-4372-1

Fixed in:1:4.2-3ubuntu6.1USN-4372-1

Fixed in:1:4.2-3ubuntu6.30USN-7094-1

Fixed in:1:6.2+dfsg-2ubuntu6.24USN-7094-1

Fixed in:1:8.2.2+ds-0ubuntu1.4USN-7094-1

qemu-system-s390xUbuntu

Fixed in:1:2.5+dfsg-5ubuntu10.51+esm3USN-7094-1

Fixed in:1:2.5+dfsg-5ubuntu10.44USN-4372-1

Fixed in:1:2.11+dfsg-1ubuntu7.42+esm2USN-7094-1

Fixed in:1:2.11+dfsg-1ubuntu7.26USN-4372-1

Fixed in:1:4.2-3ubuntu6.30USN-7094-1

Fixed in:1:4.2-3ubuntu6.1USN-4372-1

Fixed in:1:6.2+dfsg-2ubuntu6.24USN-7094-1

Fixed in:1:8.2.2+ds-0ubuntu1.4USN-7094-1

qemu-system-sparcUbuntu

Fixed in:2.0.0+dfsg-2ubuntu1.47+esm4USN-7094-1

Fixed in:1:2.5+dfsg-5ubuntu10.51+esm3USN-7094-1

Fixed in:1:2.5+dfsg-5ubuntu10.44USN-4372-1

Fixed in:1:2.11+dfsg-1ubuntu7.26USN-4372-1

Fixed in:1:2.11+dfsg-1ubuntu7.42+esm2USN-7094-1

Fixed in:1:4.2-3ubuntu6.1USN-4372-1

Fixed in:1:4.2-3ubuntu6.30USN-7094-1

Fixed in:1:6.2+dfsg-2ubuntu6.24USN-7094-1

Fixed in:1:8.2.2+ds-0ubuntu1.4USN-7094-1

qemu-system-x86Ubuntu

Fixed in:2.0.0+dfsg-2ubuntu1.47+esm4USN-7094-1

Fixed in:1:2.5+dfsg-5ubuntu10.51+esm3USN-7094-1

Fixed in:1:2.5+dfsg-5ubuntu10.44USN-4372-1

Fixed in:1:2.11+dfsg-1ubuntu7.42+esm2USN-7094-1

Fixed in:1:2.11+dfsg-1ubuntu7.26USN-4372-1

Fixed in:1:4.2-3ubuntu6.1USN-4372-1

Fixed in:1:4.2-3ubuntu6.30USN-7094-1

Fixed in:1:6.2+dfsg-2ubuntu6.24USN-7094-1

Fixed in:1:8.2.2+ds-0ubuntu1.4USN-7094-1

qemu-system-x86-microvmUbuntu

Fixed in:1:4.2-3ubuntu6.30USN-7094-1

Fixed in:1:6.2+dfsg-2ubuntu6.24USN-7094-1

qemu-system-x86-xenUbuntu

Fixed in:1:4.2-3ubuntu6.30USN-7094-1

Fixed in:1:6.2+dfsg-2ubuntu6.24USN-7094-1

Fixed in:1:8.2.2+ds-0ubuntu1.4USN-7094-1

qemu-system-xenUbuntu

Fixed in:1:8.2.2+ds-0ubuntu1.4USN-7094-1

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 VectorAdjacent

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityNone

AvailabilityLow

CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

Exploit Intelligence

0.87%probability of exploitation in 30 days

54thpercentile

Moderate risk: more likely to be exploited than 54% of all known CVEs.

References

Patch1

openwall.com

Third-Party Advisory4

Other references1

git.qemu.org

Related Vulnerabilities

Other CWE-401 (Missing Release of Memory (Memory Leak)) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2020-13934	High	7.5	64%	-	Fix
CVE-2016-6304	High	7.5	63%	-	Fix
CVE-2019-12265	Medium	5.3	55%	-	Fix
CVE-2001-0136	Medium	5.0	45%	-	-
CVE-2016-4232	High	7.5	36%	-	-
CVE-2001-0543	Medium	5.0	21%	-	-

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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.