Description
A vulnerability was found in UPX up to 4.2.2. It has been rated as critical. This issue affects the function get_ne64 of the file bele.h. The manipulation leads to heap-based buffer overflow. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-259055. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.
References (7)
Core 7
Core References
Mailing List, Third Party Advisory
https://lists.fedoraproject.org/archives/list/[email protected]/message/AE5OZ7YUEVLXVVS6PFP5RELVICQ4K6QK/
Mailing List, Third Party Advisory
https://lists.fedoraproject.org/archives/list/[email protected]/message/J4DNK3AFPT4KIPTBKGCJ6FC3L7AWI2TN/
Mailing List, Third Party Advisory
https://lists.fedoraproject.org/archives/list/[email protected]/message/ZHWZN2NX5W3WYA6ACJ746PAZXXNZETKD/
Third Party Advisory, VDB Entry vdb-entry
technical-description
https://vuldb.com/?id.259055
Permissions Required, VDB Entry signature
permissions-required
https://vuldb.com/?ctiid.259055
Exploit, Third Party Advisory, VDB Entry third-party-advisory
https://vuldb.com/?submit.304575
Scores
CVSS v3
5.5
EPSS
0.0037
EPSS Percentile
58.7%
Attack Vector
ADJACENT_NETWORK
CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-122
Status
published
Products (4)
fedoraproject/fedora
38
fedoraproject/fedora
39
fedoraproject/fedora
40
upx/upx
< 4.2.2
Published
Apr 02, 2024
Tracked Since
Feb 18, 2026