CVE-2026-110875
CVE-2026-110875
AdPlug through 2.4 contains a heap-based buffer overflow in CksmPlayer::update() in src/ksm.cpp that writes past the fixed databuf[2048] array without bounds checking. Attackers can supply a crafted .ksm module whose notes share one time slot to overflow the heap player object, causing memory corruption and denial of service.
Vulnerability class: Buffer Overflow
Published .
CVSS v3 metric
CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H.
EPSS exploit prediction
No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.
Weakness classification (CWE)
References
- hackmd.io/@haind-pwn/adplug-ksm-note-loop-databuf-oob-write (technical-description)
- github.com/adplug/adplug/blob/e491e382479ed2246f124c96c70d94561dce59b9/src/ksm… (technical-description)
- github.com/adplug/adplug/issues/292 (issue-tracking)
- github.com/adplug/adplug/pull/295 (issue-tracking, patch)
- github.com/adplug/adplug (product)
- www.vulncheck.com/advisories/adplug-through-2.4-heap-buffer-overflow-via-cksmpl… (third-party-advisory)
Frequently asked questions
- What is CVE-2026-110875?
- CVE-2026-110875 is a medium-severity vulnerability, classified under Out-of-bounds Write. CVSS score: 6.1/10. Published 2026-10-15.
- How severe is CVE-2026-110875?
- Medium severity. CVSS v3 base score is 6.1 out of 10.