01 Record
CVE-2021-22563
Memory Overread in libjxl
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
Memory Overread in libjxl
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
- 4.4 (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:L/A:L
- 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 02:10Z2 YR AGO
- Reserved
- 2021-01-05
- Assigning CNA
- 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
- Data version
- 5.1
- Document digest
- f0ae839a68eaf2bbed19e2783dd966015e8b312cbcf61f35bcd6b0f4ffd896c3
05 Affected products
VendorProductVersionsPlatforms
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.