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CVE-2016-7097
The filesystem implementation in the Linux kernel through 4.8.2 preserves the setgid bit during a setxattr call, which allows local users…
Medium4.4EPSS 0.39%
- Published
- Updated
- Reserved
- Assigned by
- redhat
Description
The filesystem implementation in the Linux kernel through 4.8.2 preserves the setgid bit during a setxattr call, which allows local users to gain group privileges by leveraging the existence of a setgid program with restrictions on execute permissions.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.0 | Medium4.4 | CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N |
- EPSS (exploitation in 30 days)
- 0.39% · top 67% of all CVEs (2 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 4.4.
Weakness
Affected products
n/a
- affected n/a
References (17)
- USN-3146-2 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- USN-3146-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- https://source.android.com/security/bulletin/2017-04-01 (opens in a new tab)x_refsource_CONFIRMx_transferred
- 92659 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- RHSA-2017:2669 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- [linux-fsdevel] 20160526 [PATCH 2/2] posix_acl: Clear SGID bit when modifying file permissions (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=073931017b49d9458aa351605b43a7e34598caef (opens in a new tab)x_refsource_CONFIRMx_transferred
- [oss-security] 20160826 Re: CVE request -- linux kernel: Setting a POSIX ACL via setxattr doesn't clear the setgid bit (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- RHSA-2017:0817 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- USN-3147-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- https://bugzilla.redhat.com/show_bug.cgi?id=1368938 (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://github.com/torvalds/linux/commit/073931017b49d9458aa351605b43a7e34598caef (opens in a new tab)x_refsource_CONFIRMx_transferred
- RHSA-2017:2077 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- RHSA-2017:1842 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- [linux-fsdevel] 20160819 [PATCH v2] posix_acl: Clear SGID bit when setting file permissions (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- 1038201 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- https://support.f5.com/csp/article/K31603170?utm_source=f5support&%3Butm_medium=RSS (opens in a new tab)x_refsource_CONFIRMx_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)
Record last updated .