VulnerabilityModified
CVE-2022-31796
libjpeg 1.63 has a heap-based buffer over-read in HierarchicalBitmapRequester::FetchRegion in hierarchicalbitmaprequester.cpp because the MCU size can be different between allocation and use.
MEDIUM 6.5EPSS 0.90%
Does this matter?
Lower severity and a low EPSS score (0.90%). Track it; it rarely justifies an emergency change on its own.
Description
libjpeg 1.63 has a heap-based buffer over-read in HierarchicalBitmapRequester::FetchRegion in hierarchicalbitmaprequester.cpp because the MCU size can be different between allocation and use.
- CVSS 3.1
- 6.5 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
- EPSS
- 0.90% probability · 58th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-125
- Affected
- jpeg/libjpeg
- Source
- cve@mitre.org
References
- https://github.com/thorfdbg/libjpeg/commit/187035b9726710b4fe11d565c7808975c930895dPatch, Third Party Advisory
- https://github.com/thorfdbg/libjpeg/issues/71Third Party Advisory
- https://github.com/thorfdbg/libjpeg/commit/187035b9726710b4fe11d565c7808975c930895dPatch, Third Party Advisory
- https://github.com/thorfdbg/libjpeg/issues/71Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.