[Tickets #15101] Infinite loop feof() and fread() addAttachmentFromPart

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Ticket URL: https://bugs.horde.org/ticket/15101
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  Ticket             | 15101
  Created By         | ssri_abo at u-paris2.fr
  Summary            | Infinite loop feof() and fread() addAttachmentFromPart
  Queue              | IMP
  Version            | 6.2.27
  Type               | Bug
  State              | Unconfirmed
  Priority           | 2. Medium
  Milestone          |
  Patch              |
  Owners             |
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ssri_abo at u-paris2.fr (2022-03-30 12:55) wrote:

PHP 7.4.28
Horde 5.2.23

Horde log suddenly flooded by following PHP errors ( addAttachmentFromPart ) :

WARN: HORDE [imp] PHP ERROR: rewind() expects parameter 1 to be  
resource, null given [pid 29928 on line 3167 of  
"/usr/share/horde/imp/lib/Compose.php"]
WARN: HORDE [imp] PHP ERROR: feof() expects parameter 1 to be  
resource, null given [pid 29928 on line 3169 of  
"/usr/share/horde/imp/lib/Compose.php"]
WARN: HORDE [imp] PHP ERROR: fread() expects parameter 1 to be  
resource, null given [pid 29928 on line 3170 of  
"/usr/share/horde/imp/lib/Compose.php"]