File cups-2.2.7-CVE-2019-8842.patch of Package cups.29369
--- cups/ipp.c.orig 2018-03-23 04:48:36.000000000 +0100 +++ cups/ipp.c 2021-01-11 10:53:43.080847679 +0100 @@ -3055,7 +3055,7 @@ ippReadIO(void *src, /* I - Data * Read 32-bit "extension" tag... */ - if ((*cb)(src, buffer, 4) < 1) + if ((*cb)(src, buffer, 4) < 4) { DEBUG_puts("1ippReadIO: Callback returned EOF/error"); _cupsBufferRelease((char *)buffer);