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CVE-2016-8688
The mtree bidder in libarchive 3.2.1 does not keep track of line sizes when extending the read-ahead, which allows remote attackers to…
Medium5.5EPSS 2.0%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
The mtree bidder in libarchive 3.2.1 does not keep track of line sizes when extending the read-ahead, which allows remote attackers to cause a denial of service (crash) via a crafted file, which triggers an invalid read in the (1) detect_form or (2) bid_entry function in libarchive/archive_read_support_format_mtree.c.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.0 | Medium5.5 | CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |
- EPSS (exploitation in 30 days)
- 2.0% · top 19% of all CVEs (4 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.5.
Weakness
Affected products
n/a
- affected n/a
References (12)
- [oss-security] 20161015 Re: Libarchive/bsdtar: multiple crashes (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- [debian-lts-announce] 20181129 [SECURITY] [DLA 1600-1] libarchive security update (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- https://blogs.gentoo.org/ago/2016/09/11/libarchive-bsdtar-use-after-free-in-detect_form-archive_read_support_format_mtree-c/ (opens in a new tab)x_refsource_MISCx_transferred
- https://bugzilla.redhat.com/show_bug.cgi?id=1377923 (opens in a new tab)x_refsource_CONFIRMx_transferred
- GLSA-201701-03 (opens in a new tab)vendor-advisoryx_refsource_GENTOOx_transferred
- https://github.com/libarchive/libarchive/commit/eec077f52bfa2d3f7103b4b74d52572ba8a15aca (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://blogs.gentoo.org/ago/2016/09/11/libarchive-bsdtar-heap-based-buffer-overflow-in-bid_entry-archive_read_support_format_mtree-c/ (opens in a new tab)x_refsource_MISCx_transferred
- 93781 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- https://blogs.gentoo.org/ago/2016/09/11/libarchive-bsdtar-memory-corruptionunknown-crash-in-bid_entry-archive_read_support_format_mtree-c/ (opens in a new tab)x_refsource_MISCx_transferred
- https://blogs.gentoo.org/ago/2016/09/11/libarchive-bsdtar-heap-based-buffer-overflow-in-detect_form-archive_read_support_format_mtree-c/ (opens in a new tab)x_refsource_MISCx_transferred
- openSUSE-SU-2016:3002 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- https://blogs.gentoo.org/ago/2016/09/11/libarchive-bsdtar-use-after-free-in-bid_entry-archive_read_support_format_mtree-c/ (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://trackcve.app/cve/CVE-2016-8688)Record last updated .