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7cb5e39f36

Daniel Stenberg
Daniel Stenberg
2025-09-24
FAILED Duration: 159s

Subject

socks_gssapi: reject too long tokens

Binary

No binary (build failed)

Architecture & Compiler Flags

Architecture: x86_64-linux-gnu Compiler: gcc (Ubuntu 11.4.0-1ubuntu1~22.04.3) 11.4.0

—

Build Log

(log yok)

Commit Diff GitHub →

lib/socks_gssapi.c+3 -1
@@ -195,7 +195,9 @@ CURLcode Curl_SOCKS5_gssapi_negotiate(struct Curl_cfilter *cf,
if(gss_token != GSS_C_NO_BUFFER)
gss_release_buffer(&gss_status, &gss_recv_token);
if(check_gss_err(data, gss_major_status,
- gss_minor_status, "gss_init_sec_context")) {
+ gss_minor_status, "gss_init_sec_context") ||
+ /* the size needs to fit in a 16 bit field */
+ (gss_send_token.length > 0xffff)) {
gss_release_name(&gss_status, &server);
gss_release_buffer(&gss_status, &gss_recv_token);
gss_release_buffer(&gss_status, &gss_send_token);