CVE-2018-11243: Double Free
First published: Fri May 18 2018(Updated: )
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.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| UPX | =3.95 |
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Reference Links
- http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00001.html
- http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00003.html
- http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00007.html
- http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00008.html
- https://github.com/upx/upx/blob/devel/NEWS
- https://github.com/upx/upx/issues/206
- https://github.com/upx/upx/issues/207
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/D7XU42G6MUQQXHWRP7DCF2JSIBOJ5GOO/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/EUTVSTXAFTD552NO2K2RIF6MDQEHP3BE/
Frequently Asked Questions
What is CVE-2018-11243?
CVE-2018-11243 is a vulnerability in UPX 3.95 that allows remote attackers to cause a denial of service (double free) or have other unspecified impact via a crafted file.
What is the severity of CVE-2018-11243?
The severity of CVE-2018-11243 is high, with a severity value of 7.8.
How does CVE-2018-11243 affect UPX 3.95?
CVE-2018-11243 affects UPX 3.95 and may limit the ability of a malware scanner to operate on the entire original data.
How can CVE-2018-11243 be exploited?
CVE-2018-11243 can be exploited by remote attackers through a crafted file.
Is there a fix available for CVE-2018-11243?
Yes, fixes for CVE-2018-11243 have been released. It is recommended to update to the latest version of UPX (3.96 or later) to mitigate the vulnerability.
- agent/type
- collector/nvd-index
- agent/software-canonical-lookup-request
- agent/last-modified-date
- agent/severity
- agent/weakness
- agent/references
- agent/author
- agent/tags
- agent/softwarecombine
- agent/description
- agent/first-publish-date
- agent/event
- vendor/upx project
- canonical/upx
- version/upx/3.95