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01 Record

CVE-2021-22564

Out of bounds Copy in Libjxl in large image groups

MediumPUBLISHEDCNA: Google
CNA base score4.5 CVSS v3.xCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L

02 Description

Out of bounds Copy in Libjxl in large image groups

03 Exploitation and scoring

Exploitation
Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision
Not assessed by CISA
EPSS probability
0.31% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 23.7% of scored records. A rank, not a probability.
NVD base score
5.5 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
NVD analysis status
Modified. NVD last modified this record on 2026-06-17.
Red Hat severity
No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2021-11-01 13:10Z4 YR AGO
Last updated
2024-09-17 00:21Z2 YR AGO
Reserved
2021-01-05
Assigning CNA
Google
Record state
PUBLISHED
Severity
Medium (CVSS 4.5)
CNA CVSS vector
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L
Weaknesses
  • CWE-122Heap-based Buffer OverflowVariant
  • CWE-787Out-of-bounds WriteBase
Data version
5.1
Document digest
883ffab8704ccae59f9f7eb7e062744a560f5d356797ef094a747b0f713f0d64

05 Affected products

VendorProductVersionsPlatforms
Google LLClibjxl<= 0.6.0—

06 References

07 Fixed in

Arch Linux

  • libjxl
    Fixed in 0.6.1-1

Source: Arch Linux Security Tracker, the Arch Linux security team. Reformatted by exploit.cc.

A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.