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.
Published: 2023-03-24
Score: 7.5 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories
Source ID Title
EUVD EUVD EUVD-2021-30250 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.
References
Link Providers
https://github.com/upx/upx/issues/380 cve-icon cve-icon
History

Fri, 11 Apr 2025 12:45:00 +0000

Type Values Removed Values Added
First Time appeared Upx
Upx upx
CPEs cpe:2.3:a:upx_project:upx:*:*:*:*:*:*:*:* cpe:2.3:a:upx:upx:*:*:*:*:*:*:*:*
Vendors & Products Upx Project
Upx Project upx
Upx
Upx upx

Tue, 25 Feb 2025 16:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Subscriptions

Upx Upx
cve-icon MITRE

Status: PUBLISHED

Assigner: fedora

Published:

Updated: 2025-02-25T15:17:28.186Z

Reserved: 2021-11-03T00:00:00.000Z

Link: CVE-2021-43311

cve-icon Vulnrichment

Updated: 2024-08-04T03:55:28.440Z

cve-icon NVD

Status : Modified

Published: 2023-03-24T20:15:08.223

Modified: 2025-04-11T12:27:55.013

Link: CVE-2021-43311

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses