Open Babel has out-of-bounds write in MOL2 attribute/value parser

SummaryA memory-safety vulnerability in Open Babel's MOL2 parser allowed anout-of-bounds write when reading a crafted input file. DetailsThe flaw was in the attribute/value parsing path of the MOL2 reader.An over-long attribute or value caused the parser to write past theend of a fixed-size...

PYSEC-2026-2792 Open Babel has out-of-bounds write in MOL2 attribute/value parser

Summary A memory-safety vulnerability in Open Babel's MOL2 parser allowed an out-of-bounds write when reading a crafted input file. Details The flaw was in the attribute/value parsing path of the MOL2 reader. An over-long attribute or value caused the parser to write past the end of a fixed-size...

PYSEC-2026-2770 Open Babel has NULL pointer dereference in MOL2 OBAtom::SetFormalCharge

Summary A memory-safety vulnerability in Open Babel's MOL2 file format parser caused a NULL pointer dereference when reading a crafted input file. Details The flaw was in OBAtom::SetFormalCharge as called from the MOL2 parser. A malformed atom record caused the parser to call the method on a NULL...

Open Babel has NULL pointer dereference in MOL2 OBAtom::SetFormalCharge

SummaryA memory-safety vulnerability in Open Babel's MOL2 file format parsercaused a NULL pointer dereference when reading a crafted input file. DetailsThe flaw was in OBAtom::SetFormalCharge as called from the MOL2parser. A malformed atom record caused the parser to call the methodon a NULL atom...

PT-2026-59431

Summary A memory-safety vulnerability in Open Babel's MOL2 parser allowed an out-of-bounds write when reading a crafted input file. Details The flaw was in the attribute/value parsing path of the MOL2 reader. An over-long attribute or value caused the parser to write past the end of a fixed-size...

GHSA-VJG6-GM8M-V5G6 Open Babel has out-of-bounds write in MOL2 attribute/value parser

Summary A memory-safety vulnerability in Open Babel's MOL2 parser allowed an out-of-bounds write when reading a crafted input file. Details The flaw was in the attribute/value parsing path of the MOL2 reader. An over-long attribute or value caused the parser to write past the end of a fixed-size...

PT-2026-55162

Summary A memory-safety vulnerability in Open Babel's MOL2 parser allowed an out-of-bounds write when reading a crafted input file. Details The flaw was in the attribute/value parsing path of the MOL2 reader. An over-long attribute or value caused the parser to write past the end of a fixed-size...

Open Babel has NULL pointer dereference in MOL2 OBAtom::SetFormalCharge

Summary A memory-safety vulnerability in Open Babel's MOL2 file format parser caused a NULL pointer dereference when reading a crafted input file. Details The flaw was in OBAtom::SetFormalCharge as called from the MOL2 parser. A malformed atom record caused the parser to call the method on a NULL...

Duplicate Advisory: Open Babel has out-of-bounds write in MOL2 attribute/value parser

Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-jr2x-6qf6-q5mc. This link is maintained to preserve external references. Original Description A use of uninitialized pointer vulnerability exists in the MSI format atom functionality of Open Babel 3.1.1 and mast...

Duplicate Advisory: Open Babel has out-of-bounds write in MOL2 attribute/value parser

Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-vjg6-gm8m-v5g6. This link is maintained to preserve external references. Original Description An out-of-bounds write vulnerability exists in the MOL2 format attribute and value functionality of Open Babel 3.1.1...

GHSA-X3CP-4X6W-VM7P Duplicate Advisory: Open Babel has out-of-bounds write in MOL2 attribute/value parser

Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-jr2x-6qf6-q5mc. This link is maintained to preserve external references. Original Description A use of uninitialized pointer vulnerability exists in the MSI format atom functionality of Open Babel 3.1.1 and mast...