An issue was discovered in ZZIPlib 0.13.68. An invalid memory address dereference was discovered in zzip_disk_fread in mmapped.c. The vulnerability causes an application crash, which leads to denial of service.
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 |
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https://usn.ubuntu.com/3699-1/ | third party advisory vendor advisory |
https://github.com/gdraheim/zziplib/issues/39 | issue tracking third party advisory exploit |
https://access.redhat.com/errata/RHSA-2018:3229 | third party advisory vendor advisory |
https://lists.debian.org/debian-lts-announce/2020/06/msg00029.html | mailing list |