The keycompare_mb function in sort.c in sort in GNU Coreutils through 8.23 on 64-bit platforms performs a size calculation without considering the number of bytes occupied by multibyte characters, which allows attackers to cause a denial of service (heap-based buffer overflow and application crash) or possibly have unspecified other impact via long UTF-8 strings.
CVSS Details
- CVSS 3.1 Base Score: 7.8
- CVSS 3.1 Vector: (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Huawei Euleros 2_0_sp2 | — | Upgrade coreutils | Jun 17, 2020 | Jan 24, 2020 |
| Huawei Euleros 2_0_sp3 | — | Upgrade coreutils | Apr 16, 2020 | Jan 24, 2020 |
| Redhat_linux | — | No solution exists | Jul 9, 2025 | Jan 24, 2020 |
| Suse | — | Upgrade coreutilsUpgrade coreutils-lang | Dec 18, 2015 | Sep 25, 2015 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | Jan 20, 2025 | Jan 24, 2020 |
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