CVE-2016-9296
A null pointer dereference bug affects the 16.02 and many old versions of p7zip. A lack of null pointer check for the variable…
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
A null pointer dereference bug affects the 16.02 and many old versions of p7zip. A lack of null pointer check for the variable folders.PackPositions in function CInArchive::ReadAndDecodePackedStreams in CPP/7zip/Archive/7z/7zIn.cpp, as used in the 7z.so library and in 7z applications, will cause a crash and a denial of service when decoding malformed 7z files.
Timeline
ID reserved
By mitre
- 1 day later
· 1 day later
Published
- 8 years later
· 8 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.0 | High7.5 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
- EPSS (exploitation in 30 days)
- 7.0% · top 5.8% of all CVEs (8 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.5.
Weakness
Affected products
n/a
- affected n/a
References (4)
- 94294 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- https://sourceforge.net/p/p7zip/bugs/185/ (opens in a new tab)x_refsource_MISCx_transferred
- https://sourceforge.net/p/p7zip/discussion/383043/thread/648d34db/ (opens in a new tab)x_refsource_MISCx_transferred
- https://github.com/yangke/7zip-null-pointer-dereference (opens in a new tab)x_refsource_MISCx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2016-9296)Record last updated .