CVE-2024-36902 — NULL Pointer Dereference in Linux

CWE-476 — NULL Pointer Dereference43 documents7 sources
Severity
5.5MEDIUMNVD
OSV7.8OSV6.5
EPSS
0.0%
top 98.85%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
7
LinuxLinux KernelDebian Linux+4 more
Timeline
PublishedMay 30
Latest updateSep 18

Description

In the Linux kernel, the following vulnerability has been resolved: ipv6: fib6_rules: avoid possible NULL dereference in fib6_rule_action() syzbot is able to trigger the following crash [1], caused by unsafe ip6_dst_idev() use. Indeed ip6_dst_idev() can return NULL, and must always be checked. [1] Oops: general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 [#1] PREEMPT SMP KASAN PTI KASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007] CPU: 0…

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HExploitability: 1.8 | Impact: 3.6

Affected Packages9 packages

▶NVDlinux/linux_kernel2.6.26 — 4.19.314+5
▶Debianlinux/linux_kernel< 5.10.218-1+3
▶Ubuntulinux/linux_kernel< 5.4.0-192.212+3

Patches

Patch: git.kernel.org ↗Patch: git.kernel.org ↗Patch: git.kernel.org ↗

🔴Vulnerability Details

20
OSV
linux-xilinx-zynqmp vulnerabilities↗2024-09-18
▶
OSV
linux-raspi-5.4 vulnerabilities↗2024-08-22
▶
OSV
linux-hwe-5.15 vulnerabilities↗2024-08-21
▶
OSV
linux-bluefield vulnerabilities↗2024-08-21
▶
OSV
linux-azure-5.4 vulnerabilities↗2024-08-19
▶

📋Vendor Advisories

21
Ubuntu
Linux kernel vulnerabilities↗2024-09-18
▶
Ubuntu
Linux kernel (Raspberry Pi) vulnerabilities↗2024-08-22
▶
Ubuntu
Linux kernel (HWE) vulnerabilities↗2024-08-21
▶
Ubuntu
Linux kernel (BlueField) vulnerabilities↗2024-08-21
▶
Ubuntu
Linux kernel (Azure) vulnerabilities↗2024-08-19
▶

💬Community

1
Bugzilla
CVE-2024-36902 kernel: ipv6: fib6_rules: avoid possible NULL dereference in fib6_rule_action()↗2024-06-03
▶
CVE-2024-36902 — NULL Pointer Dereference in Linux | cvebase