GHSA-rcrx-fpjp-mfrw
Unchecked Return Value to NULL Pointer Dereference in PDFDocumentHandler.cpp
Quick fix
GHSA-rcrx-fpjp-mfrw — muhammara: upgrade to the fixed version with the command below.
npm install muhammara@2.6.0Details
### 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](https://github.com/julianhille/MuhammaraJS/commit/1890fb555eaf171db79b73fdc3ea543bbd63c002#diff-09ac2c64aeab42b14b2ae7b11a5648314286986f8c8444a5b3739ba7203b1e9b) and the other is [PDFDocumentHandler.cpp](https://github.com/julianhille/MuhammaraJS/pull/194/files#diff-38d338ea4c047fd7dd9a05b5ffe7c964f0fa7e79aff4c307ccee7596457b1ef2) 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.
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Affected packages
References
- https://github.com/julianhille/MuhammaraJS/security/advisories/GHSA-rcrx-fpjp-mfrw[WEB]
- https://nvd.nist.gov/vuln/detail/CVE-2022-39381[ADVISORY]
- https://github.com/galkahana/HummusJS/issues/293[WEB]
- https://github.com/julianhille/MuhammaraJS/issues/191[WEB]
- https://github.com/julianhille/MuhammaraJS/pull/194[WEB]
- https://github.com/galkahana/HummusJS/commit/a9bf2520ab5abb69f9328906e406fbebfb36159a[WEB]
- https://github.com/julianhille/MuhammaraJS[PACKAGE]