CVE-2016-3070

Severity: high (CVSS 7.8 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2016-08-06 · updated 2026-06-17
Weakness: CWE-476

Description

The trace_writeback_dirty_page implementation in include/trace/events/writeback.h in the Linux kernel before 4.4 improperly interacts with mm/migrate.c, which allows local users to cause a denial of service (NULL pointer dereference and system crash) or possibly have unspecified other impact by triggering a certain page move.

Affected products

Debian Linux: 8.0
Linux kernel: through 4.3.6

References

http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=42cb14b110a5698ccf26ce59c4441722605a3743
http://rhn.redhat.com/errata/RHSA-2016-2574.html
http://rhn.redhat.com/errata/RHSA-2016-2584.html
http://www.debian.org/security/2016/dsa-3607
http://www.securityfocus.com/bid/90518
http://www.ubuntu.com/usn/USN-3034-1
http://www.ubuntu.com/usn/USN-3034-2
http://www.ubuntu.com/usn/USN-3035-1
http://www.ubuntu.com/usn/USN-3035-2
http://www.ubuntu.com/usn/USN-3035-3
http://www.ubuntu.com/usn/USN-3036-1
http://www.ubuntu.com/usn/USN-3037-1

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