CVE-2017-15056 — NULL Pointer Dereference in Upx-ucl

CWE-476 — NULL Pointer Dereference6 documents5 sources
Severity
7.8HIGHNVD
EPSS
0.1%
top 71.13%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Debian Upx-uclUPX
Timeline
PublishedOct 6
Latest updateMay 17

Description

p_lx_elf.cpp in UPX 3.94 mishandles ELF headers, which allows remote attackers to cause a denial of service (application crash) or possibly have unspecified other impact via a crafted binary file, as demonstrated by an Invalid Pointer Read in PackLinuxElf64::unpack().

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 3.94-4 (bullseye)
▶NVDupx/upx3.94

Patches

Patch: github.com ↗Patch: github.com ↗

🔴Vulnerability Details

2
GHSA
GHSA-hjmv-hqm5-66xp: p_lx_elf↗2022-05-17
▶
OSV
CVE-2017-15056: p_lx_elf↗2017-10-06
▶

📋Vendor Advisories

1
Debian
CVE-2017-15056: upx-ucl - p_lx_elf.cpp in UPX 3.94 mishandles ELF headers, which allows remote attackers t...↗2017
▶

💬Community

2
Bugzilla
CVE-2017-15056 upx: Mishandling of ELF headers [fedora-all]↗2017-10-10
▶
Bugzilla
CVE-2017-15056 upx: Mishandling of ELF headers↗2017-10-10
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CVE-2017-15056 — NULL Pointer Dereference in Upx-ucl | cvebase