CVE-2016-2383
- Source
- https://nvd.nist.gov/vuln/detail/CVE-2016-2383
- Import Source
- https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2016-2383.json
- JSON Data
- https://api.test.osv.dev/v1/vulns/CVE-2016-2383
- Downstream
- Published
- 2016-04-27T17:59:10Z
- Modified
- 2025-08-09T20:01:26Z
- Severity
-
- 5.5 (Medium) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N CVSS Calculator
- Summary
- [none]
- Details
-
The adjust_branches function in kernel/bpf/verifier.c in the Linux kernel before 4.5 does not consider the delta in the backward-jump case, which allows local users to obtain sensitive information from kernel memory by creating a packet filter and then loading crafted BPF instructions.
- References
-
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=a1b14d27ed0965838350f1377ff97c93ee383492
- http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00015.html
- http://www.openwall.com/lists/oss-security/2016/02/14/1
- http://www.ubuntu.com/usn/USN-2947-1
- http://www.ubuntu.com/usn/USN-2947-2
- http://www.ubuntu.com/usn/USN-2947-3
- https://bugzilla.redhat.com/show_bug.cgi?id=1308452
- https://github.com/torvalds/linux/commit/a1b14d27ed0965838350f1377ff97c93ee383492