VulnerabilityModified
CVE-2021-3482
Improper input validation of the rawData.size property in Jp2Image::readMetadata() in jp2image.cpp can lead to a heap-based buffer overflow via a crafted JPG image containing malicious EXIF data.
MEDIUM 6.5EPSS 2.30%
Does this matter?
Lower severity and a low EPSS score (2.30%). Track it; it rarely justifies an emergency change on its own.
Description
A flaw was found in Exiv2 in versions before and including 0.27.4-RC1. Improper input validation of the rawData.size property in Jp2Image::readMetadata() in jp2image.cpp can lead to a heap-based buffer overflow via a crafted JPG image containing malicious EXIF data.
- CVSS 3.1
- 6.5 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L
- EPSS
- 2.30% probability · 82th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-20, CWE-787
- Affected
- exiv2/exiv2 · redhat/enterprise linux · fedoraproject/fedora · debian/debian linux
- Source
- secalert@redhat.com
References
- https://bugzilla.redhat.com/show_bug.cgi?id=1946314Issue Tracking, Patch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/08/msg00028.htmlMailing List, Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2XQT5F5IINTDYDAFGVGQZ7PMMLG7I5ZZ/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/P2A5GMJEXQ5Q76JK6F6VKK5JYCLVFGKN/
- https://www.debian.org/security/2021/dsa-4958Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1946314Issue Tracking, Patch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/08/msg00028.htmlMailing List, Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2XQT5F5IINTDYDAFGVGQZ7PMMLG7I5ZZ/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/P2A5GMJEXQ5Q76JK6F6VKK5JYCLVFGKN/
- https://www.debian.org/security/2021/dsa-4958Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.