NULL pointer dereference in Linux kernel



| Updated: 2020-08-11
Risk Medium
Patch available NO
Number of vulnerabilities 1
CVE-ID CVE-2013-3302
CWE-ID CWE-476
Exploitation vector Local
Public exploit N/A
Vulnerable software
 Linux kernel
Operating systems & Components / Operating system

Vendor Linux Foundation

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) NULL pointer dereference

EUVDB-ID: #VU42863

Risk: Medium

CVSSv4.0: 1.2 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2013-3302

CWE-ID: CWE-476 - NULL Pointer Dereference

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a NULL pointer dereference error. A remote attacker can trigger denial of service conditions via vectors involving a reconnection event.

Mitigation

Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

Linux kernel: 3.0 - 3.7

CPE2.3 External links

https://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=ea702b80e0bbb2448e201472127288beb82ca2fe
https://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.7.2
https://www.openwall.com/lists/oss-security/2013/04/15/2
https://www.securityfocus.com/bid/59064
https://bugzilla.redhat.com/show_bug.cgi?id=952260
https://github.com/torvalds/linux/commit/ea702b80e0bbb2448e201472127288beb82ca2fe


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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