Is CVE-2021-32142 in the CISA KEV catalog?

No. CVE-2021-32142 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2021-32142?

CVE-2021-32142 has a CVSS v3 base score of 7.8 (HIGH).

What is the EPSS score for CVE-2021-32142?

CVE-2021-32142 has an EPSS score of 0.42% (34th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2021-32142?

Upgrade libraw on debian 11 to 0.20.2-1+deb11u1 or later. Fixes are available for 18 affected products.

CVE & CISA-KEV Catalog

CVE-2021-32142

HIGH

7.8

CVSS v3

NVD

Description

Buffer Overflow vulnerability in LibRaw linux/unix v0.20.0 allows attacker to escalate privileges via the LibRaw_buffer_datastream::gets(char*, int) in /src/libraw/src/libraw_datastream.cpp.

CWE-787Out-of-bounds Write

How to fix

Remediation Available

librawDebian

Fixed in:0.20.2-1+deb11u1CVE-2021-32142

Fixed in:0.20.2-2.1CVE-2021-32142

LibRawRocky

Fixed in:0:0.19.4-2.el7_9RHSA-2024:0343

Fixed in:0:0.19.5-4.el8RHSA-2024:2994

Fixed in:0:0.20.2-6.el9RHSA-2023:6343

LibRawRed Hat / RHEL

Fixed in:0:0.19.4-2.el7_9RHSA-2024:0343

Fixed in:0:0.19.5-4.el8RHSA-2024:2994

Fixed in:0:0.20.2-6.el9RHSA-2023:6343

LibRaw-debuginfoRed Hat / RHEL

Fixed in:0:0.19.4-2.el7_9RHSA-2024:0343

Fixed in:0:0.19.5-4.el8RHSA-2024:2994

Fixed in:0:0.20.2-6.el9RHSA-2023:6343

LibRaw-debuginfoRocky

Fixed in:0:0.19.4-2.el7_9RHSA-2024:0343

Fixed in:0:0.19.5-4.el8RHSA-2024:2994

Fixed in:0:0.20.2-6.el9RHSA-2023:6343

LibRaw-debugsourceRocky

Fixed in:0:0.19.5-4.el8RHSA-2024:2994

Fixed in:0:0.20.2-6.el9RHSA-2023:6343

LibRaw-debugsourceRed Hat / RHEL

Fixed in:0:0.19.5-4.el8RHSA-2024:2994

Fixed in:0:0.20.2-6.el9RHSA-2023:6343

LibRaw-develRocky

Fixed in:0:0.19.4-2.el7_9RHSA-2024:0343

Fixed in:0:0.19.5-4.el8RHSA-2024:2994

Fixed in:0:0.20.2-6.el9RHSA-2023:6343

LibRaw-develRed Hat / RHEL

Fixed in:0:0.19.4-2.el7_9RHSA-2024:0343

Fixed in:0:0.19.5-4.el8RHSA-2024:2994

Fixed in:0:0.20.2-6.el9RHSA-2023:6343

LibRaw-samples-debuginfoRed Hat / RHEL

Fixed in:0:0.19.5-4.el8RHSA-2024:2994

Fixed in:0:0.20.2-6.el9RHSA-2023:6343

LibRaw-samples-debuginfoRocky

Fixed in:0:0.19.5-4.el8RHSA-2024:2994

Fixed in:0:0.20.2-6.el9RHSA-2023:6343

LibRaw-staticRocky

Fixed in:0:0.19.4-2.el7_9RHSA-2024:0343

LibRaw-staticRed Hat / RHEL

Fixed in:0:0.19.4-2.el7_9RHSA-2024:0343

digikamUbuntu

Fixed in:4:4.12.0-0ubuntu7+esm1USN-7266-1

Fixed in:4:5.6.0-0ubuntu10+esm1USN-7266-1

Fixed in:4:6.4.0+dfsg-3ubuntu0.1~esm1USN-7266-1

Fixed in:4:7.5.0-3ubuntu0.1~esm1USN-7266-1

librawUbuntu

Fixed in:0.19.5-1ubuntu1.2USN-6137-1

Fixed in:0.20.2-2ubuntu2.22.04.1USN-6137-1

Fixed in:0.20.2-2ubuntu2.22.10.1USN-6137-1

Fixed in:0.20.2-2ubuntu2.23.04.1USN-6137-1

libraw19Ubuntu

Fixed in:0.19.5-1ubuntu1.2USN-6137-1

libraw20Ubuntu

Fixed in:0.20.2-2ubuntu2.22.04.1USN-6137-1

Fixed in:0.20.2-2ubuntu2.22.10.1USN-6137-1

Fixed in:0.20.2-2ubuntu2.23.04.1USN-6137-1

showfotoUbuntu

Fixed in:4:4.12.0-0ubuntu7+esm1USN-7266-1

Fixed in:4:5.6.0-0ubuntu10+esm1USN-7266-1

Fixed in:4:6.4.0+dfsg-3ubuntu0.1~esm1USN-7266-1

Fixed in:4:7.5.0-3ubuntu0.1~esm1USN-7266-1

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 RequiredNone

User InteractionRequired

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

0.42%probability of exploitation in 30 days

34thpercentile

Low risk: more likely to be exploited than 34% of all known CVEs.

References

Patch1

github.com

Exploit1

github.com

Product1

libraw.org

Other references5

Related Vulnerabilities

Other CWE-787 (Out-of-bounds Write) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2025-22457	Critical	9.0	100%	KEV + Ransom	Fix
CVE-2025-0282	Critical	9.0	100%	KEV + Ransom	-
CVE-2015-3113	Critical	9.8	100%	KEV	Fix
CVE-2021-20038	Critical	9.8	100%	KEV + Ransom	-
CVE-2023-4863	High	8.8	100%	KEV	Fix
CVE-2020-16040	Medium	6.5	100%	-	Fix

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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 2025-03-19.