CVE-2016-4951 — NULL Pointer Dereference in Kernel

CWE-476 — NULL Pointer Dereference14 documents8 sources
Severity
7.8HIGHNVD
EPSS
0.1%
top 70.07%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
Linux KernelCanonical Ubuntu LinuxOracle Linux
Timeline
PublishedMay 23
Latest updateMay 13

Description

The tipc_nl_publ_dump function in net/tipc/socket.c in the Linux kernel through 4.6 does not verify socket existence, which allows local users to cause a denial of service (NULL pointer dereference and system crash) or possibly have unspecified other impact via a dumpit operation.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HExploitability: 1.8 | Impact: 5.9

Affected Packages3 packages

▶NVDlinux/linux_kernel3.19 — 4.1.28+2
▶Debianlinux/linux_kernel< 4.5.5-1+3

Also affects: Ubuntu Linux 14.04, 15.10, 16.04

Patches

Patch: lists.openwall.net ↗Patch: lists.openwall.net ↗

🔴Vulnerability Details

3
GHSA
GHSA-6wx6-p39m-8v66: The tipc_nl_publ_dump function in net/tipc/socket↗2022-05-13
▶
OSV
CVE-2016-4951: The tipc_nl_publ_dump function in net/tipc/socket↗2016-05-23
▶
CVEList
CVE-2016-4951: The tipc_nl_publ_dump function in net/tipc/socket↗2016-05-23
▶

📋Vendor Advisories

8
Ubuntu
Linux kernel (Wily HWE) vulnerabilities↗2016-06-27
▶
Ubuntu
Linux kernel (Vivid HWE) vulnerabilities↗2016-06-27
▶
Ubuntu
Linux kernel (Qualcomm Snapdragon) vulnerabilities↗2016-06-27
▶
Ubuntu
Linux kernel vulnerabilities↗2016-06-27
▶
Ubuntu
Linux kernel (Xenial HWE) vulnerabilities↗2016-06-27
▶

💬Community

2
Bugzilla
CVE-2016-4951 kernel: Null pointer dereference in tipc_nl_publ_dump [fedora-all]↗2016-05-23
▶
Bugzilla
CVE-2016-4951 kernel: Null pointer dereference in tipc_nl_publ_dump↗2016-05-23
▶
CVE-2016-4951 — NULL Pointer Dereference in Kernel | cvebase