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CVE-2026-33642

Kitty is a cross-platform GPU based terminal. In versions 0.46.2 and below, the handle_compose_command() function in kitty/graphics.c performs bounds validation on composition offsets using unsigned 32-bit arithmetic that is subject to integer wrapping, potentially leading to Heap Buffer Over-Read/Write. An attacker who can write escape sequences to a kitty terminal (e.g., via a malicious file, SSH login banner, or piped content) can supply crafted x_offset/y_offset values that pass the bounds c
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:525c687cc5d39ae26c33d05c425a078962a9fd9c1ef4d64d91a7387fb6f4a5e2
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
1

Preserved source conflicts

No provider value was silently selected as the winner.

cwe · 3 assertions

{"cweId":"CWE-125","description":"CWE-125: Out-of-bounds Read","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:cd8218f22d4f1268bccc67d40eeda32c2e294cf1c72677c6e6b3e8feb583131a · sha256:a5f61c6ed5f7ae64… · /containers/cna/problemTypes/2/descriptions/0

{"cweId":"CWE-190","description":"CWE-190: Integer Overflow or Wraparound","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:cd8218f22d4f1268bccc67d40eeda32c2e294cf1c72677c6e6b3e8feb583131a · sha256:a5f61c6ed5f7ae64… · /containers/cna/problemTypes/0/descriptions/0

{"cweId":"CWE-787","description":"CWE-787: Out-of-bounds Write","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:cd8218f22d4f1268bccc67d40eeda32c2e294cf1c72677c6e6b3e8feb583131a · sha256:a5f61c6ed5f7ae64… · /containers/cna/problemTypes/1/descriptions/0

Affected products and versions

1 source assertion
{"product":"kitty","vendor":"kovidgoyal","versions":[{"status":"affected","version":"< 0.47.0"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:cd8218f22d4f1268bccc67d40eeda32c2e294cf1c72677c6e6b3e8feb583131a · sha256:a5f61c6ed5f7ae64… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":9.9,"baseSeverity":"CRITICAL","confidentialityImpact":"LOW","integrityImpact":"LOW","privilegesRequired":"NONE","scope":"CHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:H","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:cd8218f22d4f1268bccc67d40eeda32c2e294cf1c72677c6e6b3e8feb583131a · sha256:a5f61c6ed5f7ae64… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

3 source assertions
{"cweId":"CWE-125","description":"CWE-125: Out-of-bounds Read","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:cd8218f22d4f1268bccc67d40eeda32c2e294cf1c72677c6e6b3e8feb583131a · sha256:a5f61c6ed5f7ae64… · /containers/cna/problemTypes/2/descriptions/0
{"cweId":"CWE-190","description":"CWE-190: Integer Overflow or Wraparound","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:cd8218f22d4f1268bccc67d40eeda32c2e294cf1c72677c6e6b3e8feb583131a · sha256:a5f61c6ed5f7ae64… · /containers/cna/problemTypes/0/descriptions/0
{"cweId":"CWE-787","description":"CWE-787: Out-of-bounds Write","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:cd8218f22d4f1268bccc67d40eeda32c2e294cf1c72677c6e6b3e8feb583131a · sha256:a5f61c6ed5f7ae64… · /containers/cna/problemTypes/1/descriptions/0

Source references

3 source assertions
{"name":"https://github.com/kovidgoyal/kitty/commit/e9661f0f3afb4e4dbffa509adfb3df3c9780ad34","tags":["x_refsource_MISC"],"url":"https://github.com/kovidgoyal/kitty/commit/e9661f0f3afb4e4dbffa509adfb3df3c9780ad34"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:cd8218f22d4f1268bccc67d40eeda32c2e294cf1c72677c6e6b3e8feb583131a · sha256:a5f61c6ed5f7ae64… · /containers/cna/references/1
{"tags":["exploit"],"url":"https://github.com/kovidgoyal/kitty/security/advisories/GHSA-qfgm-2c64-6x3x"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:cd8218f22d4f1268bccc67d40eeda32c2e294cf1c72677c6e6b3e8feb583131a · sha256:a5f61c6ed5f7ae64… · /containers/adp/0/references/0
{"name":"https://github.com/kovidgoyal/kitty/security/advisories/GHSA-qfgm-2c64-6x3x","tags":["x_refsource_CONFIRM"],"url":"https://github.com/kovidgoyal/kitty/security/advisories/GHSA-qfgm-2c64-6x3x"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:cd8218f22d4f1268bccc67d40eeda32c2e294cf1c72677c6e6b3e8feb583131a · sha256:a5f61c6ed5f7ae64… · /containers/cna/references/0

Attribution and limitations

  • CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

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