upx-ucl: A heap-based buffer overflow was discovered in upx, during the generic pointer 'p' points to an inaccessible address...
CVE-2021-43311 is fixed in upx-ucl on 1 platform, first by DEBIAN-CVE-2021-43311, released March 24, 2023. It is not reported as exploited. Patch Radar priority: High.
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.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| upx-ucl · Debian 13.5 (trixie) | 4.2.2-1 | DEBIAN-CVE-2021-43311 | Mar 24, 2023 |
| upx-ucl · Debian 14 | 4.2.2-1 | DEBIAN-CVE-2021-43311 | Mar 24, 2023 |
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