Description
The mm_for_maps function in fs/proc/base.c in the Linux kernel 2.6.30.4 and earlier allows local users to read (1) maps and (2) smaps files under proc/ via vectors related to ELF loading, a setuid process, and a race condition.
References (17)
Core 17
Core References
Vendor Advisory vendor-advisory
x_refsource_redhat
https://rhn.redhat.com/errata/RHSA-2009-1540.html
Vendor Advisory vendor-advisory
x_refsource_fedora
https://www.redhat.com/archives/fedora-package-announce/2009-August/msg01256.html
Patch mailing-list
x_refsource_mlist
http://lkml.org/lkml/2009/6/23/653
Vendor Advisory third-party-advisory
x_refsource_secunia
http://secunia.com/advisories/36265
Various Sources mailing-list
x_refsource_mlist
http://lkml.org/lkml/2009/6/23/652
Issue Tracking x_refsource_confirm
https://bugzilla.redhat.com/show_bug.cgi?id=516171
Third Party Advisory, VDB Entry vdb-entry
x_refsource_bid
http://www.securityfocus.com/bid/36019
Patch x_refsource_confirm
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=00f89d218523b9bf6b522349c039d5ac80aa536d
Patch x_refsource_confirm
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=704b836cbf19e885f8366bccb2e4b0474346c02d
Mailing List mailing-list
x_refsource_mlist
http://www.openwall.com/lists/oss-security/2009/08/11/1
Patch mailing-list
x_refsource_mlist
http://marc.info/?l=linux-kernel&m=124718946021193
Vendor Advisory vdb-entry
x_refsource_vupen
http://www.vupen.com/english/advisories/2009/2246
Patch x_refsource_confirm
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=13f0feafa6b8aead57a2a328e2fca6a5828bf286
Third Party Advisory third-party-advisory
x_refsource_secunia
http://secunia.com/advisories/36501
Third Party Advisory vendor-advisory
x_refsource_debian
http://www.debian.org/security/2010/dsa-2005
Third Party Advisory, VDB Entry vdb-entry
x_refsource_xf
https://exchange.xforce.ibmcloud.com/vulnerabilities/52401
Patch mailing-list
x_refsource_mlist
http://marc.info/?l=linux-kernel&m=124718949821250
Scores
EPSS
0.0039
EPSS Percentile
31.4%
Details
CWE
CWE-200
Status
published
Products (4)
linux/linux_kernel
2.6.30 (7 CPE variants)
linux/linux_kernel
2.6.30.1
linux/linux_kernel
2.6.30.2
linux/linux_kernel
< 2.6.30.4
Published
Aug 14, 2009
Tracked Since
Feb 18, 2026