Описание
Unchecked Return Value to NULL Pointer Dereference in PDFDocumentHandler.cpp
Impact
The package muhammara before 2.6.0; all versions of package hummus are vulnerable to Denial of Service (DoS) when supplied with a maliciously crafted PDF file to be appended to another.
Patches
It has been patched in 2.6.0 for muhammara and not at all for hummus
Workarounds
Do not process files from untrusted sources
References
PR: https://github.com/julianhille/MuhammaraJS/pull/194 Issue: https://github.com/julianhille/MuhammaraJS/issues/191 Issue in hummus: https://github.com/galkahana/HummusJS/issues/293
Outline differences to https://nvd.nist.gov/vuln/detail/CVE-2022-25892
The difference is one is in src/deps/PDFWriter/PDFParser.cpp and the other is PDFDocumentHandler.cpp both is a null pointer but for different cases These are totally diffent issues, one is in reading a pdf the other is in appendending a maliciously crafted one. The function calls are different the versions in which they are solved are diffent.
Ссылки
- https://github.com/julianhille/MuhammaraJS/security/advisories/GHSA-rcrx-fpjp-mfrw
- https://nvd.nist.gov/vuln/detail/CVE-2022-39381
- https://github.com/galkahana/HummusJS/issues/293
- https://github.com/julianhille/MuhammaraJS/issues/191
- https://github.com/julianhille/MuhammaraJS/pull/194
- https://github.com/galkahana/HummusJS/commit/a9bf2520ab5abb69f9328906e406fbebfb36159a
Пакеты
muhammara
< 2.6.0
2.6.0
hummus
< 1.0.111
1.0.111
Связанные уязвимости
Muhammara is a node module with c/cpp bindings to modify PDF with js for node or electron (based/replacement on/of galkhana/hummusjs). The package muhammara before 2.6.0; all versions of package hummus are vulnerable to Denial of Service (DoS) when supplied with a maliciously crafted PDF file to be appended to another. This issue has been patched in 2.6.0 for muhammara and not at all for hummus. As a workaround, do not process files from untrusted sources.