There is a heap-based buffer over-read in Exiv2::Jp2Image::encodeJp2Header of jp2image.cpp in Exiv2 0.27-RC3. A crafted input will lead to a remote denial of service attack.
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZXCEKTYF7HLM6VH2WCWO2HXTJH37MBLA/
https://github.com/TeamSeri0us/pocs/tree/master/exiv2/20181206
https://github.com/Exiv2/exiv2/issues/590
https://access.redhat.com/errata/RHSA-2019:2101
Source: Mitre, NVD
Published: 2018-12-12
Updated: 2024-11-21
Base Score: 4.3
Vector: CVSS2#AV:N/AC:M/Au:N/C:N/I:N/A:P
Severity: Medium
Base Score: 6.5
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H