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    CVE-2010-4347

    The ACPI subsystem in the Linux kernel before 2.6.36.2 uses 0222 permissions for the debugfs custom_method file, which allows local users to gain privileges by placing a custom ACPI method in the ACPI interpreter tables, related to the acpi_debugfs_init function in drivers/acpi/debugfs.c.

    Published:Nov 13, 2010
    Last Modified:Apr 11, 2025
    EPS:Dec 22, 2010
    EPSS Score:0.12099
    CVSS Score:6.9

    Affected Products

    Vendor
    Linux
    Product
    Linux Kernel
    Vendor
    Opensuse
    Product
    Opensuse
    Vendor
    Redhat
    Product
    Enterprise Mrg
    Vendor
    Suse
    Product
    Linux Enterprise Real Time Extension

    Exploits

    http://www.exploit-db.com/exploits/15774/http://www.securityfocus.com/bid/45408http://www.exploit-db.com/exploits/15774/http://www.securityfocus.com/bid/45408https://www.exploit-db.com/exploits/15774

    Common Weakness Enumeration

    CWE-269 Improper Privilege Management

    Related CVEs

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    CVE-2026-80923 — In the Linux kernel, the following vulnerability has been resolved: xhci: dbgtty: Fix unregister on tty_regis…
    CVE-2026-80922 — In the Linux kernel, the following vulnerability has been resolved: crypto: qcom-rng - Allow zero as a random…
    CVE-2026-80921 (CVSS 8.8) — In the Linux kernel, the following vulnerability has been resolved: KVM: s390: vsie: zero stale crypto bits …
    CVE-2026-80920 — In the Linux kernel, the following vulnerability has been resolved: io_uring: defer eventfd signaling when qu…
    CVE-2026-80919 — In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: fix recursive ww_mutex acquir…
    CVE-2026-80918 — In the Linux kernel, the following vulnerability has been resolved: HID: core: fix number/pointer type confus…
    CVE-2026-80917 — In the Linux kernel, the following vulnerability has been resolved: PCI: host-generic: Fix NULL pointer deref…
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    References

    http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=ed3aada1bf34c5a9e98af167f125f8a740fc726a
    http://lists.opensuse.org/opensuse-security-announce/2011-01/msg00000.html
    http://lists.opensuse.org/opensuse-security-announce/2011-02/msg00000.html
    http://openwall.com/lists/oss-security/2010/12/15/3
    http://openwall.com/lists/oss-security/2010/12/15/7
    http://secunia.com/advisories/42778
    http://www.exploit-db.com/exploits/15774/
    http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.36.2
    http://www.securityfocus.com/bid/45408
    http://www.vupen.com/english/advisories/2011/0012
    http://www.vupen.com/english/advisories/2011/0298
    https://bugzilla.redhat.com/show_bug.cgi?id=663542
    https://exchange.xforce.ibmcloud.com/vulnerabilities/64155
    http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=ed3aada1bf34c5a9e98af167f125f8a740fc726a
    http://lists.opensuse.org/opensuse-security-announce/2011-01/msg00000.html
    http://lists.opensuse.org/opensuse-security-announce/2011-02/msg00000.html
    http://openwall.com/lists/oss-security/2010/12/15/3
    http://openwall.com/lists/oss-security/2010/12/15/7
    http://secunia.com/advisories/42778
    http://www.exploit-db.com/exploits/15774/
    http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.36.2
    http://www.securityfocus.com/bid/45408
    http://www.vupen.com/english/advisories/2011/0012
    http://www.vupen.com/english/advisories/2011/0298
    https://bugzilla.redhat.com/show_bug.cgi?id=663542
    https://exchange.xforce.ibmcloud.com/vulnerabilities/64155

    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