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An attacker who uses this vulnerability can craft a PDF which leads to large memory usage. This requires parsing the content stream using the RunLengthDecode filter.
bugbunny-research Reporter
stefan6419846 Analyst
Impact
An attacker who uses this vulnerability can craft a PDF which leads to large memory usage. This requires parsing the content stream using the RunLengthDecode filter.
Patches
This has been fixed in pypdf==6.7.4.
Workarounds
If you cannot upgrade yet, consider applying the changes from PR #3664.