There is a SEGV in Exiv2::Internal::TiffParserWorker::findPrimaryGroups of tiffimage_int.cpp in Exiv2 0.27-RC3. A crafted input will lead to a remote denial of service attack.
The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.
| Link | Tags |
|---|---|
| https://lists.debian.org/debian-lts-announce/2019/02/msg00038.html | third party advisory mailing list |
| https://github.com/Exiv2/exiv2/issues/590 | issue tracking patch exploit third party advisory |
| https://github.com/TeamSeri0us/pocs/tree/master/exiv2/20181206 | third party advisory exploit |
| https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZXCEKTYF7HLM6VH2WCWO2HXTJH37MBLA/ | vendor advisory |
| https://access.redhat.com/errata/RHSA-2019:2101 | third party advisory vendor advisory |
| https://lists.debian.org/debian-lts-announce/2023/01/msg00004.html | third party advisory mailing list |