NVD

Id
21642  
Name
CVE-2016-7097  
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.  
Reject
 
CVSS Version
2  
CVSS Score
3.6  
Severity
Low  
CVSS Base Score
3.6  
CVSS Impact Subscore
4.9  
CVSS Exploit Subscore
3.9  
CVSS Vector
(AV:L/AC:L/Au:N/C:P/I:P/A:N)  
Pub Date
2017-07-18  
Published
2016-10-16  
Modified Date
2017-07-10  
Seq
2016-7097  

Actions

Related NVD References

Id NVD Id NVD No. Reference Actions
116395 21642 CVE-2016-7097 http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=073931017b49d9458aa351605b43a7e34598caef  View
116396 21642 CVE-2016-7097 [linux-fsdevel] 20160819 [PATCH v2] posix_acl: Clear SGID bit when setting file permissions  View
116397 21642 CVE-2016-7097 [oss-security] 20160826 Re: CVE request -- linux kernel: Setting a POSIX ACL via setxattr doesn"t clear the setgid bit  View
116398 21642 CVE-2016-7097 92659  View
116399 21642 CVE-2016-7097 [linux-fsdevel] 20160526 [PATCH 2/2] posix_acl: Clear SGID bit when modifying file permissions  View
116400 21642 CVE-2016-7097 USN-3146-1  View
116401 21642 CVE-2016-7097 USN-3146-2  View
116402 21642 CVE-2016-7097 USN-3147-1  View
116403 21642 CVE-2016-7097 https://bugzilla.redhat.com/show_bug.cgi?id=1368938  View
116404 21642 CVE-2016-7097 https://github.com/torvalds/linux/commit/073931017b49d9458aa351605b43a7e34598caef  View

Related JVN

Id Name Title Summary Cveinfo Name Cveinfo Id Nvdinfo Name Nvdinfo Id Cvssv2 Cvssv3 Jvnurl Published Date Last Updated Date Actions
4826 JVNDB-2016-005599 Linux Kernel のファイルシステムの実装におけるグループ権限を取得される脆弱性 Linux Kernel のファイルシステムの実装は、setxattr コール中に setgid ビットを保存するため、グループ権限を取得される脆弱性が存在します。 CVE-2016-7097 93604 CVE-2016-7097 21642 3.6 4.4 http://jvndb.jvn.jp/ja/contents/2016/JVNDB-2016-005599.html 2016-09-20 2016-10-25 View