[asterisk-bugs] [JIRA] (ASTERISK-30349) app_if: Format truncation error

George Joseph (JIRA) noreply at issues.asterisk.org
Mon Dec 12 08:48:51 CST 2022


George Joseph created ASTERISK-30349:
----------------------------------------

             Summary: app_if:  Format truncation error
                 Key: ASTERISK-30349
                 URL: https://issues.asterisk.org/jira/browse/ASTERISK-30349
             Project: Asterisk
          Issue Type: Bug
      Security Level: None
          Components: Applications/app_if
    Affects Versions: GIT
         Environment: Fedora 37
GCC  12.2.1
            Reporter: George Joseph


{code}
app_if.c: In function 'if_helper':
app_if.c:270:48: error: '%s' directive output may be truncated writing up to 63 bytes into a region of size 61 [-Werror=format-truncation=]
  270 |         snprintf(varname, sizeof(varname), "%s_%s", prefix, label);
      |                                                ^~
app_if.c:270:9: note: 'snprintf' output between 4 and 67 bytes into a destination of size 64
  270 |         snprintf(varname, sizeof(varname), "%s_%s", prefix, label);
      |         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
{code}




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