When processing subtitles format media file, KMPlayer version 2018.12.24.14 or lower doesn't check object size correctly, which leads to integer underflow then to memory out-of-bound read/write. An attacker can exploit this issue by enticing an unsuspecting user to open a malicious file. Reference: https://www.boho.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=34991
Created kmplayer tracking bugs for this issue: Affects: fedora-all [bug 1698370]
Advisory states that the windows platform is affected. Any information to suggest Linux as well?
This CVE Bugzilla entry is for community support informational purposes only as it does not affect a package in a commercially supported Red Hat product. Refer to the dependent bugs for status of those individual community products.