{"id":"CVE-2022-39381","aliases":["GHSA-rcrx-fpjp-mfrw"],"url":"https://o3.security/vulnerability/CVE-2022-39381","summary":"Unchecked Return Value to NULL Pointer Dereference in PDFDocumentHandler.cpp","details":"### Impact\nThe 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.\n\n### Patches\nIt has been patched in 2.6.0 for muhammara and not at all for hummus\n\n### Workarounds\nDo not process files from untrusted sources\n\n### References\nPR: https://github.com/julianhille/MuhammaraJS/pull/194\nIssue: https://github.com/julianhille/MuhammaraJS/issues/191\nIssue in hummus: https://github.com/galkahana/HummusJS/issues/293\n\n### Outline differences to https://nvd.nist.gov/vuln/detail/CVE-2022-25892\n\nThe 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\nThese 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. ","published":"2022-11-02T00:00:00Z","modified":"2026-10-28T02:30:51.491040390Z","cvss":{"score":7.5,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},"epss":null,"cisaKev":null,"exploitsKnown":1,"affectedPackages":[{"ecosystem":"npm","name":"muhammara","fixedVersion":"2.6.0"},{"ecosystem":"npm","name":"hummus","fixedVersion":"1.0.111"}],"fix":{"url":"https://github.com/julianhille/MuhammaraJS/pull/194","label":"julianhille/MuhammaraJS#194"},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/39xxx/CVE-2022-39381.json"},{"type":"ADVISORY","url":"https://github.com/julianhille/MuhammaraJS/security/advisories/GHSA-rcrx-fpjp-mfrw"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2022-39381"},{"type":"REPORT","url":"https://github.com/galkahana/HummusJS/issues/293"},{"type":"REPORT","url":"https://github.com/julianhille/MuhammaraJS/issues/191"},{"type":"FIX","url":"https://github.com/julianhille/MuhammaraJS/pull/194"},{"type":"WEB","url":"https://github.com/galkahana/HummusJS/commit/a9bf2520ab5abb69f9328906e406fbebfb36159a"},{"type":"PACKAGE","url":"https://github.com/julianhille/MuhammaraJS"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-10-28T02:30:51.491040390Z"}}