CVE-2015-7312: Race Condition
First published: Wed Sep 23 2015(Updated: )
Multiple race conditions in the Advanced Union Filesystem (aufs) aufs3-mmap.patch and aufs4-mmap.patch patches for the Linux kernel 3.x and 4.x allow local users to cause a denial of service (use-after-free and BUG) or possibly gain privileges via a (1) madvise or (2) msync system call, related to mm/madvise.c and mm/msync.c.
Credit: cve@mitre.org cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Linux Linux kernel | >=3.0.0<=3.19.8 | |
| Linux Linux kernel | >=4.0.0<=4.20.15 | |
| Canonical Ubuntu Linux | =14.04 | |
| Debian Debian Linux | =8.0 | |
| ubuntu/linux | <3.13.0-66.108 | 3.13.0-66.108 |
| ubuntu/linux | <3.19.0-31.36 | 3.19.0-31.36 |
| ubuntu/linux-lts-trusty | <3.13.0-66.108~ | 3.13.0-66.108~ |
| ubuntu/linux-lts-utopic | <3.16.0-51.69~14.04.1 | 3.16.0-51.69~14.04.1 |
| ubuntu/linux-lts-vivid | <3.19.0-31.36~14.04.1 | 3.19.0-31.36~14.04.1 |
| debian/linux | 5.10.223-1 6.1.106-3 6.1.99-1 6.10.6-1 6.10.9-1 |
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Reference Links
- http://sourceforge.net/p/aufs/mailman/message/34449209/
- http://www.debian.org/security/2015/dsa-3364
- http://www.openwall.com/lists/oss-security/2015/09/22/10
- http://www.ubuntu.com/usn/USN-2777-1
- https://launchpad.net/bugs/cve/CVE-2015-7312
- https://www.openwall.com/lists/oss-security/2015/09/10/3
- https://security-tracker.debian.org/tracker/CVE-2015-7312
- http://www.openwall.com/lists/oss-security/2015/09/10/3
- https://ubuntu.com/security/notices/USN-2776-1
- https://ubuntu.com/security/notices/USN-2775-1
- https://ubuntu.com/security/notices/USN-2777-1
- https://ubuntu.com/security/notices/USN-2778-1
- https://ubuntu.com/security/notices/USN-2779-1
- https://www.cve.org/CVERecord?id=CVE-2015-7312
- https://nvd.nist.gov/vuln/detail/CVE-2015-7312
- https://git.kernel.org/linus/1da177e4c3f41524e886b7f1b8a0c1fc7321cac2
- https://git.kernel.org/linus/local-2015-7312-fix
- https://ubuntu.com/security/CVE-2015-7312
Parent vulnerabilities
(Appears in the following advisories)
- collector/nvd-index
- agent/type
- agent/remedy
- agent/first-publish-date
- agent/last-modified-date
- collector/launchpad-cve
- source/Launchpad
- agent/author
- collector/nvd-cve
- source/NVD
- agent/software-canonical-lookup
- agent/description
- agent/severity
- agent/weakness
- collector/usn-cve
- source/Ubuntu
- agent/references
- agent/tags
- agent/event
- collector/security-tracker-debian
- source/Debian
- agent/softwarecombine
- collector/mitre-cve
- source/MITRE
- vendor/linux
- canonical/linux linux kernel
- version/linux linux kernel/3.0.0
- version/linux linux kernel/3.19.8
- version/linux linux kernel/4.0.0
- version/linux linux kernel/4.20.15
- vendor/canonical
- canonical/canonical ubuntu linux
- version/canonical ubuntu linux/14.04
- vendor/debian
- canonical/debian debian linux
- version/debian debian linux/8.0
- package-manager/ubuntu
- package-manager/debian