CVE-2026-111136

The libInstPatch library (through version 1.1.7 ) is vulnerable to a heap out-of-bounds write in its SoundFont 2 loader. The root cause is that the ipatch_sf2_gen_is_valid() function fails to perform a range-check on generator IDs before executing a validity mask test. An attacker can exploit thi...

CVE-2026-111136 libInstPatch through 1.1.7 Heap Out-of-Bounds Write via ipatch_sf2_gen_is_valid

libInstPatch through 1.1.7 contains a heap out-of-bounds write vulnerability in the SoundFont 2 loader because ipatchsf2genisvalid does not range-check generator IDs before the validity mask test. Attackers can supply crafted SF2 files with out-of-range pgen or igen generator IDs to write...

CVE-2026-111132 GNOME libgxps through 0.3.2 Heap Out-of-Bounds Read via path_geometry_start_element

GNOME libgxps through 0.3.2 contains a heap out-of-bounds read in pathgeometrystartelement that allows attackers to read past allocations via crafted PolyBezierSegment or PolyQuadraticBezierSegment Points attributes. Attackers can supply a point count not divisible by three or two in a crafted XP...

CVE-2026-111131 libxmp through 4.7.4 Stack Out-of-Bounds Read via P61A Depacker

libxmp through 4.7.4 contains an off-by-one stack out-of-bounds read vulnerability in the prowizard P61A depacker depackp61a in src/loaders/prowizard/p61a.c. Attackers can supply a crafted headerless P61A module with 31 samples and a 0xffe0 back-reference size word to leak stack memory into sampl...

EUVD-2026-102362

libxmp through 4.7.4 contains an off-by-one stack out-of-bounds read vulnerability in the prowizard P61A depacker depackp61a in src/loaders/prowizard/p61a.c. Attackers can supply a crafted headerless P61A module with 31 samples and a 0xffe0 back-reference size word to leak stack memory into sampl...

CVE-2026-111131 libxmp through 4.7.4 Stack Out-of-Bounds Read via P61A Depacker

libxmp through 4.7.4 contains an off-by-one stack out-of-bounds read vulnerability in the prowizard P61A depacker depackp61a in src/loaders/prowizard/p61a.c. Attackers can supply a crafted headerless P61A module with 31 samples and a 0xffe0 back-reference size word to leak stack memory into sampl...

CVE-2026-111131

The libxmp library, versions through 4.7.4 , contains an off-by-one stack out-of-bounds read vulnerability within the prowizard P61A depacker function, specifically located at depack_p61a() in src/loaders/prowizard/p61a.c. An attacker can exploit this by providing a crafted headerless P61A module...

CVE-2026-111131 libxmp through 4.7.4 Stack Out-of-Bounds Read via P61A Depacker

libxmp through 4.7.4 contains an off-by-one stack out-of-bounds read vulnerability in the prowizard P61A depacker depackp61a in src/loaders/prowizard/p61a.c. Attackers can supply a crafted headerless P61A module with 31 samples and a 0xffe0 back-reference size word to leak stack memory into sampl...

CVE-2026-111127 catdoc through 0.95 Out-of-Bounds Read via xls2csv copy_unicode_string

catdoc through 0.95 contains an out-of-bounds read vulnerability in copyunicodestring in src/xlsparse.c that allows attackers to read past buffers via an unchecked string character count. Attackers can supply a crafted .xls file declaring 0xFFFF two-byte characters in LABEL, STRING, or SST record...

CVE-2026-111127

The catdoc utility (versions through 0.95 ) is vulnerable to an out-of-bounds read in the copy_unicode_string() function located in src/xlsparse.c. This flaw stems from an unchecked string character count , where an attacker can provide a crafted .xls file declaring 0xFFFF two-byte characters wit...

EUVD-2026-102358

catdoc through 0.95 contains an out-of-bounds read vulnerability in copyunicodestring in src/xlsparse.c that allows attackers to read past buffers via an unchecked string character count. Attackers can supply a crafted .xls file declaring 0xFFFF two-byte characters in LABEL, STRING, or SST record...

CVE-2026-111127 catdoc through 0.95 Out-of-Bounds Read via xls2csv copy_unicode_string

catdoc through 0.95 contains an out-of-bounds read vulnerability in copyunicodestring in src/xlsparse.c that allows attackers to read past buffers via an unchecked string character count. Attackers can supply a crafted .xls file declaring 0xFFFF two-byte characters in LABEL, STRING, or SST record...

EUVD-2026-102357

catdoc through 0.95 contains an out-of-bounds read vulnerability in the MULRK record handler of processitem in src/xlsparse.c that allows attackers to read past the static rec buffer via a crafted end column. Attackers can supply a crafted .xls workbook or BIFF stream with a large endcol to xls2c...

CVE-2026-111126

The catdoc software (versions through 0.95 ) is vulnerable to an out-of-bounds read in the MULRK record handler of the process_item() function located in src/xlsparse.c. An attacker can supply a specially crafted .xls workbook or BIFF stream with a large endcol value to the xls2csv utility. This ...

CVE-2026-111126 catdoc through 0.95 Out-of-Bounds Read in xls2csv MULRK Record Handler

catdoc through 0.95 contains an out-of-bounds read vulnerability in the MULRK record handler of processitem in src/xlsparse.c that allows attackers to read past the static rec buffer via a crafted end column. Attackers can supply a crafted .xls workbook or BIFF stream with a large endcol to xls2c...

EUVD-2026-102356

CFITSIO through 4.7.0 contains a heap-based out-of-bounds read vulnerability in the HCOMPRESS tile decoder that allows attackers to read past the compressed tile buffer via inputnnybble in fitshdecompress.c. Attackers can supply a crafted FITS file with ZCMPTYPE HCOMPRESS1 declaring oversized til...

CVE-2026-111126 catdoc through 0.95 Out-of-Bounds Read in xls2csv MULRK Record Handler

catdoc through 0.95 contains an out-of-bounds read vulnerability in the MULRK record handler of processitem in src/xlsparse.c that allows attackers to read past the static rec buffer via a crafted end column. Attackers can supply a crafted .xls workbook or BIFF stream with a large endcol to xls2c...

CVE-2026-111125 CFITSIO through 4.7.0 Heap Out-of-Bounds Read via HCOMPRESS input_nnybble

CFITSIO through 4.7.0 contains a heap-based out-of-bounds read vulnerability in the HCOMPRESS tile decoder that allows attackers to read past the compressed tile buffer via inputnnybble in fitshdecompress.c. Attackers can supply a crafted FITS file with ZCMPTYPE HCOMPRESS1 declaring oversized til...

EUVD-2026-102355

CFITSIO through 4.7.0 contains a heap-based out-of-bounds read vulnerability in the imcompress.c unquantize helpers that allows attackers to read memory before the fitsrandvalue table via a zero or negative ZDITHER0 seed. Attackers can supply a crafted FITS file with a SUBTRACTIVEDITHER1 compress...

CVE-2026-111123 FluidSynth through 2.6.1 Out-of-Bounds Write via SoundFont Modulator Destination

FluidSynth through 2.6.1 contains an out-of-bounds write vulnerability that allows attackers to corrupt heap and stack memory by supplying unvalidated SoundFont modulator destination values. Attackers can craft an SF2 file with PMOD/IMOD destinations of 63 to 255 that, when loaded and played, wri...