What’s Vulnerable › Vulnerabilities

CVE-2012-4530

• Severity: low (CVSS 2.1 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.9% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2013-02-18 · updated 2026-06-16
• Weakness: CWE-200

Description

The load_script function in fs/binfmt_script.c in the Linux kernel before 3.7.2 does not properly handle recursion, which allows local users to obtain sensitive information from kernel stack memory via a crafted application.

Affected products

• Linux kernel: through 3.7.1; 3.0-rc1, 3.0-rc2, 3.0-rc3, 3.0-rc4, 3.0-rc5, 3.0-rc6 (+162)

References

• http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=b66c5984017533316fd1951770302649baf1aa33
• http://lists.opensuse.org/opensuse-security-announce/2013-04/msg00018.html
• http://rhn.redhat.com/errata/RHSA-2013-0223.html
• http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.7.2
• http://www.openwall.com/lists/oss-security/2012/10/19/3
• https://bugzilla.redhat.com/show_bug.cgi?id=868285
• https://github.com/torvalds/linux/commit/b66c5984017533316fd1951770302649baf1aa33
• http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=b66c5984017533316fd1951770302649baf1aa33
• http://lists.opensuse.org/opensuse-security-announce/2013-04/msg00018.html
• http://rhn.redhat.com/errata/RHSA-2013-0223.html
• http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.7.2
• http://www.openwall.com/lists/oss-security/2012/10/19/3

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