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Double Free Affecting upx-ucl package, versions <1.03+repack-5

Severity

 Recommended
low

Based on Debian security rating.

Threat Intelligence

EPSS
2.42% (84th percentile)

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  • Snyk IDSNYK-DEBIANUNSTABLE-UPXUCL-312974
  • published18 May 2018
  • disclosed18 May 2018
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Introduced: 18 May 2018

CVE-2018-11243  (opens in a new tab)
CWE-415  (opens in a new tab)

How to fix?

Upgrade Debian:unstable upx-ucl to version 1.03+repack-5 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream upx-ucl package and not the upx-ucl package as distributed by Debian. See How to fix? for Debian:unstable relevant fixed versions and status.

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