Upstream information

CVE-2021-43311 at MITRE

Description

A heap-based buffer overflow was discovered in upx, during the generic pointer 'p' points to an inaccessible address in func get_le32(). The problem is essentially caused in PackLinuxElf32::elf_lookup() at p_lx_elf.cpp:5382.

SUSE information

Overall state of this security issue: Resolved

This issue is currently rated as having important severity.

CVSS v3 Scores
CVSS detail National Vulnerability Database
Base Score 7.5
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality Impact None
Integrity Impact None
Availability Impact High
CVSSv3 Version 3.1
SUSE Bugzilla entry: 1209765 [RESOLVED / FIXED]

SUSE Security Advisories:

List of released packages

Product(s) Fixed package version(s) References
SUSE Package Hub 15 SP4
  • upx >= 4.0.2-bp154.4.6.1
 Patchnames:
openSUSE-2023-88
openSUSE Leap 15.4
  • upx >= 4.0.2-bp154.4.6.1
 Patchnames:
openSUSE-2023-88

Status of this issue by product and package

Please note that this evaluation state might be work in progress, incomplete or outdated. Also information for service packs in the LTSS phase is only included for issues meeting the LTSS criteria. If in doubt, feel free to contact us for clarification. The updates are grouped by state of their lifecycle. SUSE product lifecycles are documented on the lifecycle page.

Product(s) Source package State
Products past their end of life and not receiving proactive updates anymore.
SUSE Package Hub 15 SP4 upx Released

SUSE Timeline for this CVE

CVE page created: Fri Mar 24 23:00:24 2023
CVE page last modified: Thu Dec 11 17:00:19 2025