Medium severity · published Oct 15, 2026
CVE-2026-111155
libTiMidity through 0.2.8 Out-of-Bounds Read via SoundFont Loader sndfont.c
6.1
CVSS
0.1%
EPSS
No
On KEV
Description
libTiMidity through 0.2.8 contains a heap out-of-bounds read vulnerability in the SoundFont loader in src/sndfont.c that uses unvalidated sampleId and instrument generator values as table indices. Attackers can supply a crafted .sf2 file loaded through mid_set_soundfont() to read heap memory out of bounds and crash the application.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H
Attack vector
Local
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
Low
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.1% · higher than 2% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
LI
libtimidity · sezero
0.2.8 through 0.2.8 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-111155
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-111155
github.com
https://github.com/sezero/libtimidity
github.com
https://github.com/sezero/libtimidity/blob/a52adf6aee2635e2a16797213a089c2180e67757/src/sndfont.c#L578-L590
hackmd.io
https://hackmd.io/@haind-pwn/libtimidity-soundfont-generator-oper-oob-write
www.vulncheck.com
https://www.vulncheck.com/advisories/libtimidity-through-0.2.8-out-of-bounds-read-via-soundfont-loader-sndfont-c
More from libtimidity
6.1
CVE-2026-111156
libTiMidity through 0.2.8 Out-of-Bounds Access via SoundFont Preset Header
6.1
CVE-2026-111154
libTiMidity through 0.2.8 Stack Out-of-Bounds Write via parse_gen in SoundFont Loader