CVEvulnerability
CVE-2017-7495
5.5 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2017-05-15
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.0 ([email protected])
- 5.5 MEDIUM — CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
- CVSS 2.0 ([email protected])
- 2.1 LOW — AV:L/AC:L/Au:N/C:P/I:N/A:N
- Weaknesses
- CWE-200
Description
fs/ext4/inode.c in the Linux kernel before 4.6.2, when ext4 data=ordered mode is used, mishandles a needs-flushing-before-commit list, which allows local users to obtain sensitive information from other users' files in opportunistic circumstances by waiting for a hardware reset, creating a new file, making write system calls, and reading this file.
Affected configurations
• linux linux kernel (<= 4.6.1)
Related
Weakness · CWE (1)
- CWE-200 Exposure of Sensitive Information to an Unauthorized Actor weakness
References
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=06bd3c36a733ac27962fea7d6f47168841376824 Issue Tracking, Patch, Third Party Advisory
- http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.6.2 Release Notes, Vendor Advisory
- http://www.openwall.com/lists/oss-security/2017/05/15/2 Mailing List, Patch, Third Party Advisory
- http://www.securityfocus.com/bid/98491 www.securityfocus.com
- https://bugzilla.redhat.com/show_bug.cgi?id=1450261 Issue Tracking, Patch, Third Party Advisory
- https://github.com/torvalds/linux/commit/06bd3c36a733ac27962fea7d6f47168841376824 Issue Tracking, Patch, Third Party Advisory
- https://source.android.com/security/bulletin/2017-09-01 source.android.com
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=06bd3c36a733ac27962fea7d6f47168841376824 Issue Tracking, Patch, Third Party Advisory
- http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.6.2 Release Notes, Vendor Advisory
- http://www.openwall.com/lists/oss-security/2017/05/15/2 Mailing List, Patch, Third Party Advisory
- http://www.securityfocus.com/bid/98491 www.securityfocus.com
- https://bugzilla.redhat.com/show_bug.cgi?id=1450261 Issue Tracking, Patch, Third Party Advisory
- https://github.com/torvalds/linux/commit/06bd3c36a733ac27962fea7d6f47168841376824 Issue Tracking, Patch, Third Party Advisory
- https://source.android.com/security/bulletin/2017-09-01 source.android.com