From 13586d82463223a7546130e671b8364fafcfced4 Mon Sep 17 00:00:00 2001 From: yangxinyu Date: Thu, 11 Sep 2025 11:09:27 +0800 Subject: [PATCH] [CVE] fix cve-2025-53859 to #bug23770 fix cve-2025-53859 Project: TC2024080204 Signed-off-by:yangxinyu --- nginx-1.26.2-cve-2025-53859.patch | 127 ++++++++++++++++++++++++++++++ nginx.spec | 8 +- 2 files changed, 134 insertions(+), 1 deletion(-) create mode 100644 nginx-1.26.2-cve-2025-53859.patch diff --git a/nginx-1.26.2-cve-2025-53859.patch b/nginx-1.26.2-cve-2025-53859.patch new file mode 100644 index 0000000..c75a608 --- /dev/null +++ b/nginx-1.26.2-cve-2025-53859.patch @@ -0,0 +1,127 @@ +diff --git a/src/mail/ngx_mail_handler.c b/src/mail/ngx_mail_handler.c +index 1167df3fb..d3be7f3b3 100644 +--- a/src/mail/ngx_mail_handler.c ++++ b/src/mail/ngx_mail_handler.c +@@ -523,7 +523,7 @@ ngx_mail_starttls_only(ngx_mail_session_t *s, ngx_connection_t *c) + ngx_int_t + ngx_mail_auth_plain(ngx_mail_session_t *s, ngx_connection_t *c, ngx_uint_t n) + { +- u_char *p, *last; ++ u_char *p, *pos, *last; + ngx_str_t *arg, plain; + + arg = s->args.elts; +@@ -555,7 +555,7 @@ ngx_mail_auth_plain(ngx_mail_session_t *s, ngx_connection_t *c, ngx_uint_t n) + return NGX_MAIL_PARSE_INVALID_COMMAND; + } + +- s->login.data = p; ++ pos = p; + + while (p < last && *p) { p++; } + +@@ -565,7 +565,8 @@ ngx_mail_auth_plain(ngx_mail_session_t *s, ngx_connection_t *c, ngx_uint_t n) + return NGX_MAIL_PARSE_INVALID_COMMAND; + } + +- s->login.len = p++ - s->login.data; ++ s->login.len = p++ - pos; ++ s->login.data = pos; + + s->passwd.len = last - p; + s->passwd.data = p; +@@ -583,24 +584,26 @@ ngx_int_t + ngx_mail_auth_login_username(ngx_mail_session_t *s, ngx_connection_t *c, + ngx_uint_t n) + { +- ngx_str_t *arg; ++ ngx_str_t *arg, login; + + arg = s->args.elts; + + ngx_log_debug1(NGX_LOG_DEBUG_MAIL, c->log, 0, + "mail auth login username: \"%V\"", &arg[n]); + +- s->login.data = ngx_pnalloc(c->pool, ngx_base64_decoded_length(arg[n].len)); +- if (s->login.data == NULL) { ++ login.data = ngx_pnalloc(c->pool, ngx_base64_decoded_length(arg[n].len)); ++ if (login.data == NULL) { + return NGX_ERROR; + } + +- if (ngx_decode_base64(&s->login, &arg[n]) != NGX_OK) { ++ if (ngx_decode_base64(&login, &arg[n]) != NGX_OK) { + ngx_log_error(NGX_LOG_INFO, c->log, 0, + "client sent invalid base64 encoding in AUTH LOGIN command"); + return NGX_MAIL_PARSE_INVALID_COMMAND; + } + ++ s->login = login; ++ + ngx_log_debug1(NGX_LOG_DEBUG_MAIL, c->log, 0, + "mail auth login username: \"%V\"", &s->login); + +@@ -611,7 +614,7 @@ ngx_mail_auth_login_username(ngx_mail_session_t *s, ngx_connection_t *c, + ngx_int_t + ngx_mail_auth_login_password(ngx_mail_session_t *s, ngx_connection_t *c) + { +- ngx_str_t *arg; ++ ngx_str_t *arg, passwd; + + arg = s->args.elts; + +@@ -620,18 +623,19 @@ ngx_mail_auth_login_password(ngx_mail_session_t *s, ngx_connection_t *c) + "mail auth login password: \"%V\"", &arg[0]); + #endif + +- s->passwd.data = ngx_pnalloc(c->pool, +- ngx_base64_decoded_length(arg[0].len)); +- if (s->passwd.data == NULL) { ++ passwd.data = ngx_pnalloc(c->pool, ngx_base64_decoded_length(arg[0].len)); ++ if (passwd.data == NULL) { + return NGX_ERROR; + } + +- if (ngx_decode_base64(&s->passwd, &arg[0]) != NGX_OK) { ++ if (ngx_decode_base64(&passwd, &arg[0]) != NGX_OK) { + ngx_log_error(NGX_LOG_INFO, c->log, 0, + "client sent invalid base64 encoding in AUTH LOGIN command"); + return NGX_MAIL_PARSE_INVALID_COMMAND; + } + ++ s->passwd = passwd; ++ + #if (NGX_DEBUG_MAIL_PASSWD) + ngx_log_debug1(NGX_LOG_DEBUG_MAIL, c->log, 0, + "mail auth login password: \"%V\"", &s->passwd); +@@ -674,24 +678,26 @@ ngx_int_t + ngx_mail_auth_cram_md5(ngx_mail_session_t *s, ngx_connection_t *c) + { + u_char *p, *last; +- ngx_str_t *arg; ++ ngx_str_t *arg, login; + + arg = s->args.elts; + + ngx_log_debug1(NGX_LOG_DEBUG_MAIL, c->log, 0, + "mail auth cram-md5: \"%V\"", &arg[0]); + +- s->login.data = ngx_pnalloc(c->pool, ngx_base64_decoded_length(arg[0].len)); +- if (s->login.data == NULL) { ++ login.data = ngx_pnalloc(c->pool, ngx_base64_decoded_length(arg[0].len)); ++ if (login.data == NULL) { + return NGX_ERROR; + } + +- if (ngx_decode_base64(&s->login, &arg[0]) != NGX_OK) { ++ if (ngx_decode_base64(&login, &arg[0]) != NGX_OK) { + ngx_log_error(NGX_LOG_INFO, c->log, 0, + "client sent invalid base64 encoding in AUTH CRAM-MD5 command"); + return NGX_MAIL_PARSE_INVALID_COMMAND; + } + ++ s->login = login; ++ + p = s->login.data; + last = p + s->login.len; + diff --git a/nginx.spec b/nginx.spec index 36d96e1..25ffd35 100644 --- a/nginx.spec +++ b/nginx.spec @@ -1,4 +1,4 @@ -%define anolis_release 2 +%define anolis_release 3 %global _hardened_build 1 %global nginx_user nginx @@ -51,6 +51,9 @@ Source210: UPGRADE-NOTES-1.6-to-1.10 Patch1: 1-bugfix-for-CVE-2025-23419.patch +#https://nginx.org/download/patch.2025.smtp.txt +Patch2: nginx-1.26.2-cve-2025-53859.patch + BuildRequires: make gcc %if 0%{with gperftools} BuildRequires: gperftools-devel @@ -685,6 +688,9 @@ fi %doc CHANGES README README.dynamic %changelog +* Thu Sep 11 2025 yangxinyu - 1.26.2-3 +- Fix CVE-2025-53859 + * Fri Jul 04 2025 tomcruiseqi <10762123+tomcruiseqi@user.noreply.gitee.com> - 1.26.2-2 - Fix CVE-2025-23419 -- Gitee