CVE-2010-4158 Information disclosure in n/a

What is CVE-2010-4158?

CVE-2010-4158 is a low-severity vulnerability in Fedoraproject Fedora, published on 30 Dec 2010. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

The sk_run_filter function in net/core/filter.c in the Linux kernel before 2.6.36.2 does not check whether a certain memory location has been initialized before executing a (1) BPF_S_LD_MEM or (2) BPF_S_LDX_MEM instruction, which allows local users to obtain potentially sensitive information from kernel stack memory via a crafted socket filter.

Weakness: CWE-200

Which versions are affected by CVE-2010-4158?

It affects 7 products.

Products include Fedoraproject Fedora, Linux kernel, Opensuse Opensuse, Suse Linux Enterprise Desktop, Suse Linux Enterprise Real Time Extension, Suse Linux Enterprise Server and 1 more.

How do I fix CVE-2010-4158?

Upgrade to a fixed version.

Is CVE-2010-4158 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2010-4158 exists.

Public exploit code: 1 Exploit-DB entry.

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All Fedoraproject Fedora vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-9x53-5f6r-73cq.