NULL pointer dereference in Linux kernel - CVE-2015-7990
Published: December 28, 2015 / Updated: October 17, 2018
Vulnerability identifier: #VU90693
CSH Severity: Low
CVSS v4: 5.8 [CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:L/VI:L/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2015-7990
CWE-ID: CWE-476
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local user to read and manipulate data.
The vulnerability exists due to NULL pointer dereference within the rds_sendmsg() function in net/rds/send.c, within the __rds_conn_create() function in net/rds/connection.c. A local user can read and manipulate data.
Affected software
Linux kernel
Fedora
kernel
Fedora
kernel
How to mitigate CVE-2015-7990
Install update from vendor's website.
Linux kernel - update to 4.3.3
kernel - addressed in versions 4.1.13-100.fc21, 4.2.6-200.fc22, 4.2.6-300.fc23
kernel - addressed in versions 4.1.13-100.fc21, 4.2.6-200.fc22, 4.2.6-300.fc23
External References
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=8c7188b23474cca017b3ef354c4a58456f68303a
- http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00035.html
- http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00005.html
- http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00018.html
- http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00026.html
- http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00031.html
- http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00007.html
- http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00009.html
- http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00013.html
- http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00017.html
- http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00018.html
- http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00019.html
- http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00020.html
- http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00021.html
- http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00022.html
- http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00034.html
- http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00038.html
- http://lists.opensuse.org/opensuse-updates/2015-12/msg00039.html
- http://www.debian.org/security/2015/dsa-3396
- http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.3.3
- http://www.openwall.com/lists/oss-security/2015/10/27/5
- http://www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.html
- http://www.securityfocus.com/bid/77340
- http://www.securitytracker.com/id/1034453
- http://www.ubuntu.com/usn/USN-2886-1
- http://www.ubuntu.com/usn/USN-2887-1
- http://www.ubuntu.com/usn/USN-2887-2
- http://www.ubuntu.com/usn/USN-2888-1
- http://www.ubuntu.com/usn/USN-2889-1
- http://www.ubuntu.com/usn/USN-2889-2
- http://www.ubuntu.com/usn/USN-2890-1
- http://www.ubuntu.com/usn/USN-2890-2
- http://www.ubuntu.com/usn/USN-2890-3
- https://bugzilla.redhat.com/show_bug.cgi?id=1276437
- https://bugzilla.suse.com/show_bug.cgi?id=952384
- https://github.com/torvalds/linux/commit/8c7188b23474cca017b3ef354c4a58456f68303a
- https://lkml.org/lkml/2015/10/16/530