CVE-2012-2745

    Dashboard / Vulnerabilities / CVE-2012-2745

    CVE-2012-2745

    Published: 9 Aug 2012Last Modified: 10 Apr 2026

    Summary:

    Details: The copy_creds function in kernel/cred.c in the Linux kernel before 3.3.2 provides an invalid replacement session keyring to a child process, which allows local users to cause a denial of service (panic) via a crafted application that uses the fork system call.

    References: http://rhn.redhat.com/errata/RHSA-2012-1064.html, http://secunia.com/advisories/50633, http://secunia.com/advisories/50853, http://secunia.com/advisories/50961, http://www.ubuntu.com/usn/USN-1567-1, http://www.ubuntu.com/usn/USN-1597-1, http://www.ubuntu.com/usn/USN-1606-1, https://github.com/torvalds/linux/commit/79549c6dfda0603dba9a70a53467ce62d9335c33, https://bugzilla.redhat.com/show_bug.cgi?id=833428, http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=79549c6dfda0603dba9a70a53467ce62d9335c33, http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.3.2, http://www.securityfocus.com/bid/54365, http://www.securitytracker.com/id?1027236

    Affected packages

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High