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CVE-2010-3301

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Date: September 22, 2010

The IA32 system call emulation functionality in arch/x86/ia32/ia32entry.S in the Linux kernel before 2.6.36-rc4-git2 on the x86_64 platform does not zero extend the %eax register after the 32-bit entry path to ptrace is used, which allows local users to gain privileges by triggering an out-of-bounds access to the system call table using the %rax register. NOTE: this vulnerability exists because of a CVE-2007-4573 regression.

Language: C

Severity Score

Related Resources (21)

http://sota.gen.nz/compat2/
https://nvd.nist.gov/vuln/detail/CVE-2010-3301
http://secunia.com/advisories/42758
http://www.mandriva.com/security/advisories?name=MDVSA-2010:198
http://www.vupen.com/english/advisories/2011/0070
https://bugzilla.redhat.com/show_bug.cgi?id=634449
http://www.mandriva.com/security/advisories?name=MDVSA-2010:247
http://www.vupen.com/english/advisories/2010/3117
http://www.ubuntu.com/usn/USN-1041-1
http://www.openwall.com/lists/oss-security/2010/09/16/1
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=eefdca043e8391dcd719711716492063030b55ac
https://access.redhat.com/security/cve/CVE-2010-3301
http://www.openwall.com/lists/oss-security/2010/09/16/3
https://people.canonical.com/~ubuntu-security/cve/CVE-2010-3301
http://lists.opensuse.org/opensuse-security-announce/2011-02/msg00000.html
http://www.redhat.com/support/errata/RHSA-2010-0842.html
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=36d001c70d8a0144ac1d038f6876c484849a74de
http://lists.opensuse.org/opensuse-security-announce/2010-09/msg00006.html
http://www.kernel.org/pub/linux/kernel/v2.6/snapshots/patch-2.6.36-rc4-git2.log
http://www.vupen.com/english/advisories/2011/0298
https://www.mend.io/vulnerability-database/CVE-2010-3301

Severity Score

Weakness Type (CWE)

Improper Privilege Management

CWE-269

Top Fix

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CVSS v3.1

Base Score:
Attack Vector (AV): LOCAL
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): HIGH
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): LOCAL
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): COMPLETE
Integrity (I): COMPLETE
Availability (A): COMPLETE
Additional information:

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