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SUSE:SLE-12-SP3:GA
krb5-appl
krb5-appl-CVE-2022-39028.patch
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File krb5-appl-CVE-2022-39028.patch of Package krb5-appl
Index: krb5-appl-1.0.3/telnet/telnetd/state.c =================================================================== --- krb5-appl-1.0.3.orig/telnet/telnetd/state.c +++ krb5-appl-1.0.3/telnet/telnetd/state.c @@ -227,16 +227,22 @@ gotiac: switch (c) { case EC: case EL: { - cc_t ch; + cc_t ch = (cc_t) (_POSIX_VDISABLE); DIAG(TD_OPTIONS, printoption("td: recv IAC", c)); ptyflush(); /* half-hearted */ init_termbuf(); if (c == EC) - ch = *slctab[SLC_EC].sptr; + { + if (slctab[SLC_EC].sptr) + ch = *slctab[SLC_EC].sptr; + } else - ch = *slctab[SLC_EL].sptr; + { + if (slctab[SLC_EL].sptr) + ch = *slctab[SLC_EL].sptr; + } if (ch != (cc_t)(_POSIX_VDISABLE)) *pfrontp++ = (unsigned char)ch; break;
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