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CVE-2026-9504

A weakness has been identified in GNU LibreDWG up to 0.14. Affected is the function bit_convert_TU of the file programs/dwggrep.c of the component Dwggrep Utility. This manipulation causes out-of-bounds read. The attack needs to be launched locally. The exploit has been made available to the public and could be used for attacks. Patch name: be996bf2178a40e98720f18c2414815d244413db. Applying a patch is the recommended action to fix this issue.
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:5585d159deec3b09ba9344e64a3a8647ac6a3b8767123e55f3ae6f854524b973
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
2

Preserved source conflicts

No provider value was silently selected as the winner.

cvss · 4 assertions

{"metric":{"baseScore":4.8,"baseSeverity":"MEDIUM","vectorString":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P","version":"4.0"},"metric_type":"cvssV4_0"}

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:838df6aea54feae5b1765829542e409c82345c47a4ff4fa4d45e07116fccf976 · sha256:6a556965ae53e7fc… · /containers/cna/metrics/0/cvssV4_0

{"metric":{"baseScore":3.3,"baseSeverity":"LOW","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:P/RL:O/RC:C","version":"3.1"},"metric_type":"cvssV3_1"}

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:838df6aea54feae5b1765829542e409c82345c47a4ff4fa4d45e07116fccf976 · sha256:6a556965ae53e7fc… · /containers/cna/metrics/1/cvssV3_1

{"metric":{"baseScore":1.7,"vectorString":"AV:L/AC:L/Au:S/C:P/I:N/A:N/E:POC/RL:OF/RC:C","version":"2.0"},"metric_type":"cvssV2_0"}

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:838df6aea54feae5b1765829542e409c82345c47a4ff4fa4d45e07116fccf976 · sha256:6a556965ae53e7fc… · /containers/cna/metrics/3/cvssV2_0

{"metric":{"baseScore":3.3,"baseSeverity":"LOW","vectorString":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:P/RL:O/RC:C","version":"3.0"},"metric_type":"cvssV3_0"}

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:838df6aea54feae5b1765829542e409c82345c47a4ff4fa4d45e07116fccf976 · sha256:6a556965ae53e7fc… · /containers/cna/metrics/2/cvssV3_0
cwe · 2 assertions

{"cweId":"CWE-119","description":"Memory Corruption","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:838df6aea54feae5b1765829542e409c82345c47a4ff4fa4d45e07116fccf976 · sha256:6a556965ae53e7fc… · /containers/cna/problemTypes/1/descriptions/0

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

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:838df6aea54feae5b1765829542e409c82345c47a4ff4fa4d45e07116fccf976 · sha256:6a556965ae53e7fc… · /containers/cna/problemTypes/0/descriptions/0

Affected products and versions

1 source assertion
{"cpes":["cpe:2.3:a:gnu:libredwg:*:*:*:*:*:*:*:*"],"modules":["Dwggrep Utility"],"product":"LibreDWG","vendor":"GNU","versions":[{"status":"affected","version":"0.1"},{"status":"affected","version":"0.2"},{"status":"affected","version":"0.3"},{"status":"affected","version":"0.4"},{"status":"affected","version":"0.5"},{"status":"affected","version":"0.6"},{"status":"affected","version":"0.7"},{"status":"affected","version":"0.8"},{"status":"affected","version":"0.9"},{"status":"affected","version":"0.10"},{"status":"affected","version":"0.11"},{"status":"affected","version":"0.12"},{"status":"a…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:838df6aea54feae5b1765829542e409c82345c47a4ff4fa4d45e07116fccf976 · sha256:6a556965ae53e7fc… · /containers/cna/affected/0

Provider-owned CVSS observations

4 source assertions
{"metric":{"baseScore":4.8,"baseSeverity":"MEDIUM","vectorString":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P","version":"4.0"},"metric_type":"cvssV4_0"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:838df6aea54feae5b1765829542e409c82345c47a4ff4fa4d45e07116fccf976 · sha256:6a556965ae53e7fc… · /containers/cna/metrics/0/cvssV4_0
{"metric":{"baseScore":3.3,"baseSeverity":"LOW","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:P/RL:O/RC:C","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:838df6aea54feae5b1765829542e409c82345c47a4ff4fa4d45e07116fccf976 · sha256:6a556965ae53e7fc… · /containers/cna/metrics/1/cvssV3_1
{"metric":{"baseScore":1.7,"vectorString":"AV:L/AC:L/Au:S/C:P/I:N/A:N/E:POC/RL:OF/RC:C","version":"2.0"},"metric_type":"cvssV2_0"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:838df6aea54feae5b1765829542e409c82345c47a4ff4fa4d45e07116fccf976 · sha256:6a556965ae53e7fc… · /containers/cna/metrics/3/cvssV2_0
{"metric":{"baseScore":3.3,"baseSeverity":"LOW","vectorString":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:P/RL:O/RC:C","version":"3.0"},"metric_type":"cvssV3_0"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:838df6aea54feae5b1765829542e409c82345c47a4ff4fa4d45e07116fccf976 · sha256:6a556965ae53e7fc… · /containers/cna/metrics/2/cvssV3_0

CWE assertions

2 source assertions
{"cweId":"CWE-119","description":"Memory Corruption","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:838df6aea54feae5b1765829542e409c82345c47a4ff4fa4d45e07116fccf976 · sha256:6a556965ae53e7fc… · /containers/cna/problemTypes/1/descriptions/0
{"cweId":"CWE-125","description":"Out-of-Bounds Read","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:838df6aea54feae5b1765829542e409c82345c47a4ff4fa4d45e07116fccf976 · sha256:6a556965ae53e7fc… · /containers/cna/problemTypes/0/descriptions/0

Source references

8 source assertions
{"tags":["exploit"],"url":"https://github.com/HackC0der/CVE-Repos/blob/main/libredwg/libredwg_6d6a339_heap_overflow_bit_convert_TU.dwg"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:838df6aea54feae5b1765829542e409c82345c47a4ff4fa4d45e07116fccf976 · sha256:6a556965ae53e7fc… · /containers/cna/references/4
{"tags":["patch"],"url":"https://github.com/LibreDWG/libredwg/commit/be996bf2178a40e98720f18c2414815d244413db"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:838df6aea54feae5b1765829542e409c82345c47a4ff4fa4d45e07116fccf976 · sha256:6a556965ae53e7fc… · /containers/cna/references/5
{"tags":["exploit"],"url":"https://github.com/LibreDWG/libredwg/issues/1246"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:838df6aea54feae5b1765829542e409c82345c47a4ff4fa4d45e07116fccf976 · sha256:6a556965ae53e7fc… · /containers/adp/0/references/0
{"tags":["issue-tracking"],"url":"https://github.com/LibreDWG/libredwg/issues/1246"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:838df6aea54feae5b1765829542e409c82345c47a4ff4fa4d45e07116fccf976 · sha256:6a556965ae53e7fc… · /containers/cna/references/3
{"name":"Submit #814261 | LibreDWG Project LibreDWG <= 0.14, main branch up to commit 6d6a339 (2026-04-10) Out-of-bounds Read (CWE-125)","tags":["third-party-advisory"],"url":"https://vuldb.com/submit/814261"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:838df6aea54feae5b1765829542e409c82345c47a4ff4fa4d45e07116fccf976 · sha256:6a556965ae53e7fc… · /containers/cna/references/2
{"name":"VDB-365486 | GNU LibreDWG Dwggrep Utility dwggrep.c bit_convert_TU out-of-bounds","tags":["vdb-entry","technical-description"],"url":"https://vuldb.com/vuln/365486"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:838df6aea54feae5b1765829542e409c82345c47a4ff4fa4d45e07116fccf976 · sha256:6a556965ae53e7fc… · /containers/cna/references/0
{"name":"VDB-365486 | CTI Indicators (IOB, IOC, IOA)","tags":["signature","permissions-required"],"url":"https://vuldb.com/vuln/365486/cti"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:838df6aea54feae5b1765829542e409c82345c47a4ff4fa4d45e07116fccf976 · sha256:6a556965ae53e7fc… · /containers/cna/references/1
{"tags":["product"],"url":"https://www.gnu.org/"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:838df6aea54feae5b1765829542e409c82345c47a4ff4fa4d45e07116fccf976 · sha256:6a556965ae53e7fc… · /containers/cna/references/6

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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