CVE-2026-111271: falha de média gravidade em Konstanty Bialkowski libmodplug
libmodplug through 0.8.9.1 Heap Out-of-Bounds Read via CSoundFile::ReadAMS2
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13Vexday Risk Score
Sem sinal de exploração. Nenhum artefato público de exploração conhecido até agora.
ssvc Trackcvss 6.8epss 0.2%
libmodplug through 0.8.9.1 contains a heap-based out-of-bounds read vulnerability in CSoundFile::ReadAMS2() in src/load_ams.cpp that allows attackers to read adjacent heap memory via crafted AMS files. Attackers can supply an AMS module whose pattern effect bytes keep bit 7 set, driving the decoder past the input buffer and crashing any libmodplug consumer.
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
Produtos afetados
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CVE-2026-108577MEDIUMKonstanty Bialkowski libmodplug ABC Music Format load_abc.cpp abc_add_gchord resource consumptionEPSS 0.3%CVE-2026-111270MEDIUMlibmodplug through 0.8.9.1 Heap Out-of-Bounds Write via CSoundFile::ReadDSMEPSS 0.2%CVE-2026-75904MEDIUMlibmodplug <= 0.8.9.1 - Out-of-Bounds Read in pat_smplooped via Crafted MIDI FileEPSS 0.2%
Referências
https://github.com/Konstanty/libmodplughttps://github.com/Konstanty/libmodplug/blob/d1b97ed0020bc620a059d3675d1854b40bd2608d/src/load_ams.cpp#L509-L537https://hackmd.io/@haind-pwn/libmodplug-dsm-pattern-oob-writehttps://www.vulncheck.com/advisories/libmodplug-through-0.8.9.1-heap-out-of-bounds-read-via-csoundfile-readams2