[Bug 3626] New: potentially uninitialized local pointer in sshkey_ecdsa_key_to_nid() in sshkey.c

bugzilla-daemon at mindrot.org bugzilla-daemon at mindrot.org
Wed Oct 11 03:41:09 AEDT 2023


https://bugzilla.mindrot.org/show_bug.cgi?id=3626

            Bug ID: 3626
           Summary: potentially uninitialized local pointer in
                    sshkey_ecdsa_key_to_nid() in sshkey.c
           Product: Portable OpenSSH
           Version: 9.5p1
          Hardware: All
                OS: All
            Status: NEW
          Severity: trivial
          Priority: P5
         Component: ssh
          Assignee: unassigned-bugs at mindrot.org
          Reporter: tessgauthier at microsoft.com

Overview:
eg is uninitialized.

int
sshkey_ecdsa_key_to_nid(EC_KEY *k)
{
        EC_GROUP *eg;
...
}

Expected Result:
EC_GROUP *eg = NULL;

Additional Information:
Corresponding compiler warning -
https://learn.microsoft.com/en-us/cpp/error-messages/compiler-warnings/compiler-warning-level-4-c4703?view=msvc-170&f1url=%3FappId%3DDev16IDEF1%26l%3DEN-US%26k%3Dk(C4703)%26rd%3Dtrue

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