CVE-2018-11243 — Double Free in Upx-ucl

CWE-415 — Double Free7 documents5 sources
Severity
7.8HIGHNVD
EPSS
0.5%
top 33.67%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Debian Upx-uclUPX
Timeline
PublishedMay 18
Latest updateMay 13

Description

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.

CVSS vector

CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HExploitability: 1.8 | Impact: 5.9

Affected Packages2 packages

▶debiandebian/upx-ucl< upx-ucl 1.03+repack-5 (bullseye)
▶NVDupx/upx3.95

🔴Vulnerability Details

2
GHSA
GHSA-xvcg-hv6h-729g: PackLinuxElf64::unpack in p_lx_elf↗2022-05-13
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OSV
CVE-2018-11243: PackLinuxElf64::unpack in p_lx_elf↗2018-05-18
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📋Vendor Advisories

1
Debian
CVE-2018-11243: upx-ucl - PackLinuxElf64::unpack in p_lx_elf.cpp in UPX 3.95 allows remote attackers to ca...↗2018
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💬Community

3
Bugzilla
CVE-2018-11243 upx: Double-free in PackLinuxElf64::unpack in p_lx_elf.cpp allows denial of service [fedora-all]↗2018-05-22
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Bugzilla
CVE-2018-11243 upx: Double-free in PackLinuxElf64::unpack in p_lx_elf.cpp allows denial of service [epel-7]↗2018-05-22
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Bugzilla
CVE-2018-11243 upx: Double-free in PackLinuxElf64::unpack in p_lx_elf.cpp allows denial of service↗2018-05-22
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CVE-2018-11243 — Double Free in Debian Upx-ucl | cvebase