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CVE-2026-80431 Out-of-bounds write in the kitty text sizing protocol allows termination of the terminal process

🗓️ 25 Sep 2026 13:23:51Reported by Secur0Type 
cvelist
 cvelist
🔗 www.cve.org👁 47 Views

Out-of-bounds write in kitty 0.40.0-0.49.0 text sizing protocol allows process termination.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
cve
CVE
CVE-2026-80431
25 Sep 202613:23
–cve
debiancve
Debian CVE
CVE-2026-80431
25 Sep 202613:23
–debiancve
euvd
EUVD
EUVD-2026-87088
25 Sep 202613:23
–euvd
mend
Mend
CVE-2026-80431
25 Sep 202613:23
–mend
nvd
NVD
CVE-2026-80431
25 Sep 202614:17
–nvd
osv-debian
osv-debian
DEBIAN-CVE-2026-80431
25 Sep 202614:17
–osv-debian
osv-ubuntu
osv-ubuntu
UBUNTU-CVE-2026-80431
25 Sep 202614:17
–osv-ubuntu
ptsecurity
Positive Technologies
PT-2026-98850
25 Sep 202600:00
–ptsecurity
rapid7
Rapid7 Vulnerability Database (full)
CVE-2026-80431: Out-of-bounds Write
25 Sep 202600:00
–rapid7
redhatcve
RedhatCVE
CVE-2026-80431
25 Sep 202620:26
–redhatcve
Rows per page
[
  {
    "vendor": "Kovid Goyal",
    "product": "kitty",
    "repo": "https://github.com/kovidgoyal/kitty",
    "programFiles": [
      "kitty/screen.c"
    ],
    "versions": [
      {
        "status": "affected",
        "version": "0.40.0",
        "lessThan": "0.49.0",
        "versionType": "semver"
      }
    ],
    "defaultStatus": "unaffected"
  }
]

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