CVE-2026-28421
vim: Fixed that a crafted swap file can cause a heap-buffer-overflow and a segmentation fault
CVE-2026-28421 is fixed in 23 products on 1 platform, first by vim 2:8.0.1453-1ubuntu1.13+esm14, released February 27, 2026. It is not reported as exploited. Patch Radar priority: High.
High
CVSS
7.8
IMPORTANT
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0021
10th percentile
Fixed that a crafted swap file can cause a heap-buffer-overflow and a segmentation fault
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| vim · Debian 13.5 (trixie) | 2:9.1.1230-2+deb13u1 | DEBIAN-CVE-2026-28421 | Feb 27, 2026 |
| vim · Debian 14 | 2:9.2.0119-1 | DEBIAN-CVE-2026-28421 | Feb 27, 2026 |
| vim · RHEL 10 | 9.1.083-5.el10_0.2 | RHSA-2026:6502 | Apr 15, 2026 |
| vim · Ubuntu 18.04.6 LTS (bionic) | 2:8.0.1453-1ubuntu1.13+esm14 | vim 2:8.0.1453-1ubuntu1.13+esm14 | Feb 27, 2026 |
| vim · Ubuntu 20.04 LTS (focal) | 2:8.1.2269-1ubuntu5.32+esm2 | vim 2:8.1.2269-1ubuntu5.32+esm2 | Feb 27, 2026 |
| vim · Ubuntu 22.04.1 LTS (jammy) | 2:8.2.3995-1ubuntu2.26 | vim 2:8.2.3995-1ubuntu2.26 | Feb 27, 2026 |
| vim · Ubuntu 24.04.5 LTS (noble) | 2:9.1.0016-1ubuntu7.10 | vim 2:9.1.0016-1ubuntu7.10 | Feb 27, 2026 |
| vim · Ubuntu 25.10 (questing) | 2:9.1.0967-1ubuntu6.1 | vim 2:9.1.0967-1ubuntu6.1 | Feb 27, 2026 |
| vim · Ubuntu 26.04.1 LTS (resolute) | 2:9.1.2141-1ubuntu2 | vim 2:9.1.2141-1ubuntu2 | Feb 27, 2026 |
| vim · opensuse-leap 15.6 | 9.2.0110-150500.20.43.1 | SUSE-SU-2026:0910-1 | Apr 7, 2026 |
| vim · rocky 10 | 2:9.1.083-6.el10_1.3 | RLSA-2026:7711 | Apr 15, 2026 |
| vim · rocky 8 | 2:8.0.1763-22.el8_10.1 | RLSA-2026:6915 | Apr 9, 2026 |
| vim · rocky 9 | 2:8.2.2637-23.el9_7.2 | RLSA-2026:8259 | Apr 16, 2026 |
| vim · sles 15.6 | 9.2.0110-150500.20.43.1 | SUSE-SU-2026:0910-1 | Apr 7, 2026 |
| vim · sles 15.7 | 9.2.0110-150500.20.43.1 | SUSE-SU-2026:0910-1 | Apr 7, 2026 |
| vim-X11 · RHEL 8 | 2:8.0.1763-22.el8_10.1 | RHSA-2026:6915 | Apr 15, 2026 |
| vim-X11 · RHEL 9 | 2:8.2.2637-23.el9_7.2 | RHSA-2026:8259 | Apr 15, 2026 |
| vim-X11 · almalinux 8 | 2:8.0.1763-22.el8_10.1 | ALSA-2026:6915 | Apr 7, 2026 |
| vim-X11 · almalinux 9 | 2:8.2.2637-23.el9_7.2 | ALSA-2026:8259 | Apr 15, 2026 |
| vim-X11 · ol 10 | 2:9.1.083-6.0.1.el10_1.3 | ELSA-2026-7711 | Apr 13, 2026 |
| vim-X11 · ol 8 | 2:8.0.1763-22.0.1.el8_10.1 | ELSA-2026-6915 | Apr 8, 2026 |
| vim-X11 · ol 9 | 2:8.2.2637-23.0.1.el9_7.2 | ELSA-2026-8259 | Apr 15, 2026 |
| vim-athena · Ubuntu 18.04.6 LTS (bionic) | 2:8.0.1453-1ubuntu1.13+esm14 | vim-athena 2:8.0.1453-1ubuntu1.13+esm14 | Feb 27, 2026 |
| vim-athena · Ubuntu 20.04 LTS (focal) | 2:8.1.2269-1ubuntu5.32+esm2 | vim-athena 2:8.1.2269-1ubuntu5.32+esm2 | Feb 27, 2026 |
| vim-athena · Ubuntu 22.04.1 LTS (jammy) | 2:8.2.3995-1ubuntu2.26 | vim-athena 2:8.2.3995-1ubuntu2.26 | Feb 27, 2026 |
| vim-athena · Ubuntu 24.04.5 LTS (noble) | 2:9.1.0016-1ubuntu7.10 | vim-athena 2:9.1.0016-1ubuntu7.10 | Feb 27, 2026 |
| vim-athena · Ubuntu 25.10 (questing) | 2:9.1.0967-1ubuntu6.1 | vim-athena 2:9.1.0967-1ubuntu6.1 | Feb 27, 2026 |
| vim-common · RHEL 8 | 2:8.0.1763-22.el8_10.1 | RHSA-2026:6915 | Apr 15, 2026 |
| vim-common · RHEL 9 | 2:8.2.2637-23.el9_7.2 | RHSA-2026:8259 | Apr 15, 2026 |
| vim-common · Ubuntu 18.04.6 LTS (bionic) | 2:8.0.1453-1ubuntu1.13+esm14 | vim-common 2:8.0.1453-1ubuntu1.13+esm14 | Feb 27, 2026 |
| vim-common · Ubuntu 20.04 LTS (focal) | 2:8.1.2269-1ubuntu5.32+esm2 | vim-common 2:8.1.2269-1ubuntu5.32+esm2 | Feb 27, 2026 |
| vim-common · Ubuntu 22.04.1 LTS (jammy) | 2:8.2.3995-1ubuntu2.26 | vim-common 2:8.2.3995-1ubuntu2.26 | Feb 27, 2026 |
| vim-common · Ubuntu 24.04.5 LTS (noble) | 2:9.1.0016-1ubuntu7.10 | vim-common 2:9.1.0016-1ubuntu7.10 | Feb 27, 2026 |
| vim-common · Ubuntu 25.10 (questing) | 2:9.1.0967-1ubuntu6.1 | vim-common 2:9.1.0967-1ubuntu6.1 | Feb 27, 2026 |
| vim-common · Ubuntu 26.04.1 LTS (resolute) | 2:9.1.2141-1ubuntu2 | vim-common 2:9.1.2141-1ubuntu2 | Feb 27, 2026 |
| vim-common · almalinux 8 | 2:8.0.1763-22.el8_10.1 | ALSA-2026:6915 | Apr 7, 2026 |
| vim-common · almalinux 9 | 2:8.2.2637-23.el9_7.2 | ALSA-2026:8259 | Apr 15, 2026 |
| vim-common · amzn 2023 | 2:9.2.240-1.amzn2023.0.1 | ALAS2023-2026-1539 | Apr 13, 2026 |
| vim-common · ol 10 | 2:9.1.083-6.0.1.el10_1.3 | ELSA-2026-7711 | Apr 13, 2026 |
| vim-common · ol 8 | 2:8.0.1763-22.0.1.el8_10.1 | ELSA-2026-6915 | Apr 8, 2026 |
| vim-common · ol 9 | 2:8.2.2637-23.0.1.el9_7.2 | ELSA-2026-8259 | Apr 15, 2026 |
| vim-data · almalinux 10 | 2:9.1.083-6.el10_1.3 | ALSA-2026:7711 | Apr 13, 2026 |
| vim-data · amzn 2023 | 2:9.2.240-1.amzn2023.0.1 | ALAS2023-2026-1539 | Apr 13, 2026 |
| vim-data · ol 10 | 2:9.1.083-6.0.1.el10_1.3 | ELSA-2026-7711 | Apr 13, 2026 |
| vim-debuginfo · amzn 2023 | 2:9.2.240-1.amzn2023.0.1 | ALAS2023-2026-1539 | Apr 13, 2026 |
| vim-debugsource · amzn 2023 | 2:9.2.240-1.amzn2023.0.1 | ALAS2023-2026-1539 | Apr 13, 2026 |
| vim-default-editor · amzn 2023 | 2:9.2.240-1.amzn2023.0.1 | ALAS2023-2026-1539 | Apr 13, 2026 |
| vim-enhanced · RHEL 8 | 2:8.0.1763-22.el8_10.1 | RHSA-2026:6915 | Apr 15, 2026 |
| vim-enhanced · RHEL 9 | 2:8.2.2637-23.el9_7.2 | RHSA-2026:8259 | Apr 15, 2026 |
| vim-enhanced · almalinux 8 | 2:8.0.1763-22.el8_10.1 | ALSA-2026:6915 | Apr 7, 2026 |
| vim-enhanced · almalinux 9 | 2:8.2.2637-23.el9_7.2 | ALSA-2026:8259 | Apr 15, 2026 |
| vim-enhanced · amzn 2023 | 2:9.2.240-1.amzn2023.0.1 | ALAS2023-2026-1539 | Apr 13, 2026 |
| vim-enhanced · ol 10 | 2:9.1.083-6.0.1.el10_1.3 | ELSA-2026-7711 | Apr 13, 2026 |
| vim-enhanced · ol 8 | 2:8.0.1763-22.0.1.el8_10.1 | ELSA-2026-6915 | Apr 8, 2026 |
| vim-enhanced · ol 9 | 2:8.2.2637-23.0.1.el9_7.2 | ELSA-2026-8259 | Apr 15, 2026 |
| vim-enhanced-debuginfo · amzn 2023 | 2:9.2.240-1.amzn2023.0.1 | ALAS2023-2026-1539 | Apr 13, 2026 |
| vim-filesystem · almalinux 10 | 2:9.1.083-6.el10_1.3 | ALSA-2026:7711 | Apr 13, 2026 |
| vim-filesystem · almalinux 8 | 2:8.0.1763-22.el8_10.1 | ALSA-2026:6915 | Apr 7, 2026 |
| vim-filesystem · almalinux 9 | 2:8.2.2637-23.el9_7.2 | ALSA-2026:8259 | Apr 15, 2026 |
| vim-filesystem · amzn 2023 | 2:9.2.240-1.amzn2023.0.1 | ALAS2023-2026-1539 | Apr 13, 2026 |
| vim-filesystem · ol 10 | 2:9.1.083-6.0.1.el10_1.3 | ELSA-2026-7711 | Apr 13, 2026 |
| vim-filesystem · ol 8 | 2:8.0.1763-22.0.1.el8_10.1 | ELSA-2026-6915 | Apr 8, 2026 |
| vim-filesystem · ol 9 | 2:8.2.2637-23.0.1.el9_7.2 | ELSA-2026-8259 | Apr 15, 2026 |
| vim-gnome · Ubuntu 18.04.6 LTS (bionic) | 2:8.0.1453-1ubuntu1.13+esm14 | vim-gnome 2:8.0.1453-1ubuntu1.13+esm14 | Feb 27, 2026 |
| vim-gtk · Ubuntu 18.04.6 LTS (bionic) | 2:8.0.1453-1ubuntu1.13+esm14 | vim-gtk 2:8.0.1453-1ubuntu1.13+esm14 | Feb 27, 2026 |
| vim-gtk · Ubuntu 20.04 LTS (focal) | 2:8.1.2269-1ubuntu5.32+esm2 | vim-gtk 2:8.1.2269-1ubuntu5.32+esm2 | Feb 27, 2026 |
| vim-gtk · Ubuntu 22.04.1 LTS (jammy) | 2:8.2.3995-1ubuntu2.26 | vim-gtk 2:8.2.3995-1ubuntu2.26 | Feb 27, 2026 |
| vim-gtk3 · Ubuntu 18.04.6 LTS (bionic) | 2:8.0.1453-1ubuntu1.13+esm14 | vim-gtk3 2:8.0.1453-1ubuntu1.13+esm14 | Feb 27, 2026 |
| vim-gtk3 · Ubuntu 20.04 LTS (focal) | 2:8.1.2269-1ubuntu5.32+esm2 | vim-gtk3 2:8.1.2269-1ubuntu5.32+esm2 | Feb 27, 2026 |
| vim-gtk3 · Ubuntu 22.04.1 LTS (jammy) | 2:8.2.3995-1ubuntu2.26 | vim-gtk3 2:8.2.3995-1ubuntu2.26 | Feb 27, 2026 |
| vim-gtk3 · Ubuntu 24.04.5 LTS (noble) | 2:9.1.0016-1ubuntu7.10 | vim-gtk3 2:9.1.0016-1ubuntu7.10 | Feb 27, 2026 |
| vim-gtk3 · Ubuntu 25.10 (questing) | 2:9.1.0967-1ubuntu6.1 | vim-gtk3 2:9.1.0967-1ubuntu6.1 | Feb 27, 2026 |
| vim-gtk3 · Ubuntu 26.04.1 LTS (resolute) | 2:9.1.2141-1ubuntu2 | vim-gtk3 2:9.1.2141-1ubuntu2 | Feb 27, 2026 |
| vim-gui-common · Ubuntu 18.04.6 LTS (bionic) | 2:8.0.1453-1ubuntu1.13+esm14 | vim-gui-common 2:8.0.1453-1ubuntu1.13+esm14 | Feb 27, 2026 |
| vim-gui-common · Ubuntu 20.04 LTS (focal) | 2:8.1.2269-1ubuntu5.32+esm2 | vim-gui-common 2:8.1.2269-1ubuntu5.32+esm2 | Feb 27, 2026 |
| vim-gui-common · Ubuntu 22.04.1 LTS (jammy) | 2:8.2.3995-1ubuntu2.26 | vim-gui-common 2:8.2.3995-1ubuntu2.26 | Feb 27, 2026 |
| vim-gui-common · Ubuntu 24.04.5 LTS (noble) | 2:9.1.0016-1ubuntu7.10 | vim-gui-common 2:9.1.0016-1ubuntu7.10 | Feb 27, 2026 |
| vim-gui-common · Ubuntu 25.10 (questing) | 2:9.1.0967-1ubuntu6.1 | vim-gui-common 2:9.1.0967-1ubuntu6.1 | Feb 27, 2026 |
| vim-gui-common · Ubuntu 26.04.1 LTS (resolute) | 2:9.1.2141-1ubuntu2 | vim-gui-common 2:9.1.2141-1ubuntu2 | Feb 27, 2026 |
| vim-minimal · RHEL 9 | 2:8.2.2637-23.el9_7.2 | RHSA-2026:8259 | Apr 15, 2026 |
| vim-minimal · almalinux 8 | 2:8.0.1763-22.el8_10.1 | ALSA-2026:6915 | Apr 7, 2026 |
| vim-minimal · almalinux 9 | 2:8.2.2637-23.el9_7.2 | ALSA-2026:8259 | Apr 15, 2026 |
| vim-minimal · amzn 2023 | 2:9.2.240-1.amzn2023.0.1 | ALAS2023-2026-1539 | Apr 13, 2026 |
| vim-minimal · ol 10 | 2:9.1.083-6.0.1.el10_1.3 | ELSA-2026-7711 | Apr 13, 2026 |
| vim-minimal · ol 8 | 2:8.0.1763-22.0.1.el8_10.1 | ELSA-2026-6915 | Apr 8, 2026 |
| vim-minimal · ol 9 | 2:8.2.2637-23.0.1.el9_7.2 | ELSA-2026-8259 | Apr 15, 2026 |
| vim-minimal-debuginfo · amzn 2023 | 2:9.2.240-1.amzn2023.0.1 | ALAS2023-2026-1539 | Apr 13, 2026 |
| vim-motif · Ubuntu 24.04.5 LTS (noble) | 2:9.1.0016-1ubuntu7.10 | vim-motif 2:9.1.0016-1ubuntu7.10 | Feb 27, 2026 |
| vim-motif · Ubuntu 25.10 (questing) | 2:9.1.0967-1ubuntu6.1 | vim-motif 2:9.1.0967-1ubuntu6.1 | Feb 27, 2026 |
| vim-motif · Ubuntu 26.04.1 LTS (resolute) | 2:9.1.2141-1ubuntu2 | vim-motif 2:9.1.2141-1ubuntu2 | Feb 27, 2026 |
| vim-nox · Ubuntu 18.04.6 LTS (bionic) | 2:8.0.1453-1ubuntu1.13+esm14 | vim-nox 2:8.0.1453-1ubuntu1.13+esm14 | Feb 27, 2026 |
| vim-nox · Ubuntu 20.04 LTS (focal) | 2:8.1.2269-1ubuntu5.32+esm2 | vim-nox 2:8.1.2269-1ubuntu5.32+esm2 | Feb 27, 2026 |
| vim-nox · Ubuntu 22.04.1 LTS (jammy) | 2:8.2.3995-1ubuntu2.26 | vim-nox 2:8.2.3995-1ubuntu2.26 | Feb 27, 2026 |
| vim-nox · Ubuntu 24.04.5 LTS (noble) | 2:9.1.0016-1ubuntu7.10 | vim-nox 2:9.1.0016-1ubuntu7.10 | Feb 27, 2026 |
| vim-nox · Ubuntu 25.10 (questing) | 2:9.1.0967-1ubuntu6.1 | vim-nox 2:9.1.0967-1ubuntu6.1 | Feb 27, 2026 |
| vim-nox · Ubuntu 26.04.1 LTS (resolute) | 2:9.1.2141-1ubuntu2 | vim-nox 2:9.1.2141-1ubuntu2 | Feb 27, 2026 |
| vim-runtime · Ubuntu 18.04.6 LTS (bionic) | 2:8.0.1453-1ubuntu1.13+esm14 | vim-runtime 2:8.0.1453-1ubuntu1.13+esm14 | Feb 27, 2026 |
| vim-runtime · Ubuntu 20.04 LTS (focal) | 2:8.1.2269-1ubuntu5.32+esm2 | vim-runtime 2:8.1.2269-1ubuntu5.32+esm2 | Feb 27, 2026 |
| vim-runtime · Ubuntu 22.04.1 LTS (jammy) | 2:8.2.3995-1ubuntu2.26 | vim-runtime 2:8.2.3995-1ubuntu2.26 | Feb 27, 2026 |
| vim-runtime · Ubuntu 24.04.5 LTS (noble) | 2:9.1.0016-1ubuntu7.10 | vim-runtime 2:9.1.0016-1ubuntu7.10 | Feb 27, 2026 |
| vim-runtime · Ubuntu 25.10 (questing) | 2:9.1.0967-1ubuntu6.1 | vim-runtime 2:9.1.0967-1ubuntu6.1 | Feb 27, 2026 |
| vim-runtime · Ubuntu 26.04.1 LTS (resolute) | 2:9.1.2141-1ubuntu2 | vim-runtime 2:9.1.2141-1ubuntu2 | Feb 27, 2026 |
| vim-tiny · Ubuntu 18.04.6 LTS (bionic) | 2:8.0.1453-1ubuntu1.13+esm14 | vim-tiny 2:8.0.1453-1ubuntu1.13+esm14 | Feb 27, 2026 |
| vim-tiny · Ubuntu 20.04 LTS (focal) | 2:8.1.2269-1ubuntu5.32+esm2 | vim-tiny 2:8.1.2269-1ubuntu5.32+esm2 | Feb 27, 2026 |
| vim-tiny · Ubuntu 22.04.1 LTS (jammy) | 2:8.2.3995-1ubuntu2.26 | vim-tiny 2:8.2.3995-1ubuntu2.26 | Feb 27, 2026 |
| vim-tiny · Ubuntu 24.04.5 LTS (noble) | 2:9.1.0016-1ubuntu7.10 | vim-tiny 2:9.1.0016-1ubuntu7.10 | Feb 27, 2026 |
| vim-tiny · Ubuntu 25.10 (questing) | 2:9.1.0967-1ubuntu6.1 | vim-tiny 2:9.1.0967-1ubuntu6.1 | Feb 27, 2026 |
| vim-tiny · Ubuntu 26.04.1 LTS (resolute) | 2:9.1.2141-1ubuntu2 | vim-tiny 2:9.1.2141-1ubuntu2 | Feb 27, 2026 |
| xxd · Ubuntu 18.04.6 LTS (bionic) | 2:8.0.1453-1ubuntu1.13+esm14 | xxd 2:8.0.1453-1ubuntu1.13+esm14 | Feb 27, 2026 |
| xxd · Ubuntu 20.04 LTS (focal) | 2:8.1.2269-1ubuntu5.32+esm2 | xxd 2:8.1.2269-1ubuntu5.32+esm2 | Feb 27, 2026 |
| xxd · Ubuntu 22.04.1 LTS (jammy) | 2:8.2.3995-1ubuntu2.26 | xxd 2:8.2.3995-1ubuntu2.26 | Feb 27, 2026 |
| xxd · Ubuntu 24.04.5 LTS (noble) | 2:9.1.0016-1ubuntu7.10 | xxd 2:9.1.0016-1ubuntu7.10 | Feb 27, 2026 |
| xxd · Ubuntu 25.10 (questing) | 2:9.1.0967-1ubuntu6.1 | xxd 2:9.1.0967-1ubuntu6.1 | Feb 27, 2026 |
| xxd · Ubuntu 26.04.1 LTS (resolute) | 2:9.1.2141-1ubuntu2 | xxd 2:9.1.2141-1ubuntu2 | Feb 27, 2026 |
| xxd · amzn 2023 | 2:9.2.240-1.amzn2023.0.1 | ALAS2023-2026-1539 | Apr 13, 2026 |
| xxd · ol 10 | 2:9.1.083-6.0.1.el10_1.3 | ELSA-2026-7711 | Apr 13, 2026 |
| xxd-debuginfo · amzn 2023 | 2:9.2.240-1.amzn2023.0.1 | ALAS2023-2026-1539 | Apr 13, 2026 |
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