Bug 112887 - CAN-2003-0985 mremap kernel vulnerability
CAN-2003-0985 mremap kernel vulnerability
Product: Red Hat Enterprise Linux 3
Classification: Red Hat
Component: kernel (Show other bugs)
All Linux
medium Severity medium
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Assigned To: Ernie Petrides
Brian Brock
Depends On:
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Reported: 2004-01-05 07:58 EST by Mark J. Cox (Product Security)
Modified: 2007-11-30 17:06 EST (History)
3 users (show)

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Doc Type: Bug Fix
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Last Closed: 2004-03-30 07:51:22 EST
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Description Mark J. Cox (Product Security) 2004-01-05 07:58:55 EST
Paul Starzetz discovered a flaw in bounds checking in mremap() in the
Linux kernel versions 2.4.23 and previous which may allow a local
attacker to gain root privileges. No exploit is currently available;
however, it is believed that this issue is exploitable (although not

The Common Vulnerabilities and Exposures project (cve.mitre.org) has
assigned the name CAN-2003-0985 to this issue.

Affects: 3AS 3ES 3WS
Comment 1 Ernie Petrides 2004-03-29 20:57:30 EST
Mark, this problem was fixed in kernel versions 2.4.21-4.0.2.EL
(RHSA-2003:416, E1 build #2) and 2.4.21-9.EL (RHSA-2004:017, U2).

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