CVE-2026-111126: falha de média gravidade em catdoc
catdoc through 0.95 Out-of-Bounds Read in xls2csv MULRK Record Handler
Publicada em
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13Vexday Risk Score
Sem sinal de exploração. Nenhum artefato público de exploração conhecido até agora.
ssvc Trackcvss 6.9epss 0.2%
catdoc through 0.95 contains an out-of-bounds read vulnerability in the MULRK record handler of process_item() in src/xlsparse.c that allows attackers to read past the static rec buffer via a crafted end column. Attackers can supply a crafted .xls workbook or BIFF stream with a large endcol to xls2csv to disclose adjacent process memory as CSV cells or crash the process.
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:L/VI:N/VA:H/SC:N/SI:N/SA:N
Produtos afetados
catdoc · catdocCVEs relacionadas — catdoc
No mesmo produto, das mais perigosas para as menos.
Referências
https://github.com/vbwagner/catdochttps://github.com/vbwagner/catdoc/blob/38a2807d22ce1a08bc39b94e9072a9f8f52cd86f/src/xlsparse.c#L314-L328https://hackmd.io/@haind-pwn/catdoc-xls-mulrk-endcol-and-string-count-oob-readhttps://www.vulncheck.com/advisories/catdoc-through-0.95-out-of-bounds-read-in-xls2csv-mulrk-record-handler