Is CVE-2022-1122 in the CISA KEV catalog?

No. CVE-2022-1122 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2022-1122?

CVE-2022-1122 has a CVSS v3 base score of 5.5 (MEDIUM).

What is the EPSS score for CVE-2022-1122?

CVE-2022-1122 has an EPSS score of 1.08% (61th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2022-1122?

Upgrade openjpeg2 on debian 11 to 2.4.0-3+deb11u1 or later. Fixes are available for 5 affected products.

CVE & CISA-KEV Catalog

CVE-2022-1122

MEDIUM

5.5

CVSS v3

NVD

Description

A flaw was found in the opj2_decompress program in openjpeg2 2.4.0 in the way it handles an input directory with a large number of files. When it fails to allocate a buffer to store the filenames of the input directory, it calls free() on an uninitialized pointer, leading to a segmentation fault and a denial of service.

CWE-665 CWE-824

How to fix

Remediation Available

openjpeg2Debian

Fixed in:2.4.0-3+deb11u1CVE-2022-1122

Fixed in:2.5.0-1CVE-2022-1122

libopenjp2-7Ubuntu

Fixed in:2.1.2-1.1+deb9u6ubuntu0.1~esm6USN-7083-1

Fixed in:2.3.0-2+deb10u2ubuntu0.1~esm3USN-7083-1

Fixed in:2.3.1-1ubuntu4.20.04.3USN-7083-1

Fixed in:2.4.0-6ubuntu0.2USN-7083-1

Fixed in:2.5.0-2ubuntu0.2USN-7083-1

libopenjp3d7Ubuntu

Fixed in:2.1.2-1.1+deb9u6ubuntu0.1~esm6USN-7083-1

Fixed in:2.3.0-2+deb10u2ubuntu0.1~esm3USN-7083-1

Fixed in:2.3.1-1ubuntu4.20.04.3USN-7083-1

Fixed in:2.4.0-6ubuntu0.2USN-7083-1

libopenjpip7Ubuntu

Fixed in:2.1.2-1.1+deb9u6ubuntu0.1~esm6USN-7083-1

Fixed in:2.3.0-2+deb10u2ubuntu0.1~esm3USN-7083-1

Fixed in:2.3.1-1ubuntu4.20.04.3USN-7083-1

Fixed in:2.4.0-6ubuntu0.2USN-7083-1

Fixed in:2.5.0-2ubuntu0.2USN-7083-1

openjpeg2Ubuntu

Fixed in:2.1.2-1.1+deb9u6ubuntu0.1~esm6USN-7083-1

Fixed in:2.3.0-2+deb10u2ubuntu0.1~esm3USN-7083-1

Fixed in:2.3.1-1ubuntu4.20.04.3USN-7083-1

Fixed in:2.4.0-6ubuntu0.2USN-7083-1

Fixed in:2.5.0-2ubuntu0.2USN-7083-1

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

ConfidentialityNone

IntegrityNone

AvailabilityHigh

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

Exploit Intelligence

1.08%probability of exploitation in 30 days

61stpercentile

Moderate risk: more likely to be exploited than 61% of all known CVEs.

References

Third-Party Advisory3

Other references4

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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 2025-11-03.