Use After Free vulnerability has been found in "io.c" program file of gawk (do_getline_redir() routine). This issue may lead to a crash. It affects gawk in versions 5.4.0 and below.
CVSS Details
- CVSS 4.0 Base Score: 5.1 (MEDIUM)
- CVSS 4.0 Vector: (CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X)
- CVSS 3.1 Base Score: 7.5
- CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Amazon_linux_2023 | — | Upgrade gawk-all-langpacksUpgrade gawkUpgrade gawk-debugsourceUpgrade gawk-docUpgrade gawk-debuginfoUpgrade gawk-devel | Aug 10, 2026 | Jul 13, 2026 |
| Redhat_linux | — | No solution exists | Aug 4, 2026 | Jul 13, 2026 |
| Ubuntu | — | Upgrade gawk (Ubuntu Pro)Upgrade gawk | Jul 23, 2026 | Jul 22, 2026 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | Aug 21, 2026 | Jul 13, 2026 |
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