Bug 1581262 (CVE-2018-11243) - CVE-2018-11243 upx: Double-free in PackLinuxElf64::unpack in p_lx_elf.cpp allows denial of service
Summary: CVE-2018-11243 upx: Double-free in PackLinuxElf64::unpack in p_lx_elf.cpp all...
Keywords:
Status: CLOSED UPSTREAM
Alias: CVE-2018-11243
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
low
low
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 1581263 1581264
Blocks:
TreeView+ depends on / blocked
 
Reported: 2018-05-22 12:35 UTC by Andrej Nemec
Modified: 2019-09-29 14:39 UTC (History)
1 user (show)

Fixed In Version:
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Last Closed: 2019-06-10 10:26:09 UTC
Embargoed:

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Description Andrej Nemec 2018-05-22 12:35:22 UTC 
PackLinuxElf64::unpack in p_lx_elf.cpp in UPX 3.95 allows remote attackers to cause a denial of service (double free), limit the ability of a malware scanner to operate on the entire original data, or possibly have unspecified other impact via a crafted file.

References:

https://github.com/upx/upx/issues/206
https://github.com/upx/upx/issues/207

Upstream patch:

https://github.com/upx/upx/commit/d9288213ec156dffc435566b9d393d23e87c6914
Comment 1 Andrej Nemec 2018-05-22 12:35:42 UTC 
Created upx tracking bugs for this issue:

Affects: epel-7 [bug 1581263]
Affects: fedora-all [bug 1581264]
Comment 2 Product Security DevOps Team 2019-06-10 10:26:09 UTC 
This CVE Bugzilla entry is for community support informational purposes only as it does not affect a package in a commercially supported Red Hat product. Refer to the dependent bugs for status of those individual community products.
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