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fix(main/nginx): CVE-2022-41741 and CVE-2022-41742 

Signed-off-by: Kevin Williams <admin@utermux.dev>
This commit is contained in:
Kevin Williams 2022-10-22 07:55:59 +08:00 committed by Kevin Williams
parent 385cc0e9e7
commit 2f00e080be
2 changed files with 297 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
packages/nginx/build.sh
View File

@ -3,7 +3,7 @@ TERMUX_PKG_DESCRIPTION="Lightweight HTTP server"
TERMUX_PKG_LICENSE="BSD 2-Clause"
TERMUX_PKG_MAINTAINER="@termux"
TERMUX_PKG_VERSION=1.23.1
TERMUX_PKG_REVISION=1
TERMUX_PKG_REVISION=2
TERMUX_PKG_SRCURL=http://nginx.org/download/nginx-$TERMUX_PKG_VERSION.tar.gz
TERMUX_PKG_SHA256=5eee1bd1c23e3b9477a45532f1f36ae6178b43d571a9607e6953cef26d5df1e2
TERMUX_PKG_DEPENDS="libandroid-glob, libcrypt, pcre2, openssl, zlib"

296
packages/nginx/fix-CVE-2022-41741-and-41742.patch Normal file
View File

@ -0,0 +1,296 @@
--- ./src/http/modules/ngx_http_mp4_module.c
+++ ./src/http/modules/ngx_http_mp4_module.c
@@ -1121,6 +1121,12 @@ ngx_http_mp4_read_ftyp_atom(ngx_http_mp4
return NGX_ERROR;
}
+ if (mp4->ftyp_atom.buf) {
+ ngx_log_error(NGX_LOG_ERR, mp4->file.log, 0,
+ "duplicate mp4 ftyp atom in \"%s\"", mp4->file.name.data);
+ return NGX_ERROR;
+ }
+
atom_size = sizeof(ngx_mp4_atom_header_t) + (size_t) atom_data_size;
ftyp_atom = ngx_palloc(mp4->request->pool, atom_size);
@@ -1179,6 +1185,12 @@ ngx_http_mp4_read_moov_atom(ngx_http_mp4
return NGX_DECLINED;
}
+ if (mp4->moov_atom.buf) {
+ ngx_log_error(NGX_LOG_ERR, mp4->file.log, 0,
+ "duplicate mp4 moov atom in \"%s\"", mp4->file.name.data);
+ return NGX_ERROR;
+ }
+
conf = ngx_http_get_module_loc_conf(mp4->request, ngx_http_mp4_module);
if (atom_data_size > mp4->buffer_size) {
@@ -1246,6 +1258,12 @@ ngx_http_mp4_read_mdat_atom(ngx_http_mp4
ngx_log_debug0(NGX_LOG_DEBUG_HTTP, mp4->file.log, 0, "mp4 mdat atom");
+ if (mp4->mdat_atom.buf) {
+ ngx_log_error(NGX_LOG_ERR, mp4->file.log, 0,
+ "duplicate mp4 mdat atom in \"%s\"", mp4->file.name.data);
+ return NGX_ERROR;
+ }
+
data = &mp4->mdat_data_buf;
data->file = &mp4->file;
data->in_file = 1;
@@ -1372,6 +1390,12 @@ ngx_http_mp4_read_mvhd_atom(ngx_http_mp4
ngx_log_debug0(NGX_LOG_DEBUG_HTTP, mp4->file.log, 0, "mp4 mvhd atom");
+ if (mp4->mvhd_atom.buf) {
+ ngx_log_error(NGX_LOG_ERR, mp4->file.log, 0,
+ "duplicate mp4 mvhd atom in \"%s\"", mp4->file.name.data);
+ return NGX_ERROR;
+ }
+
atom_header = ngx_mp4_atom_header(mp4);
mvhd_atom = (ngx_mp4_mvhd_atom_t *) atom_header;
mvhd64_atom = (ngx_mp4_mvhd64_atom_t *) atom_header;
@@ -1637,6 +1661,13 @@ ngx_http_mp4_read_tkhd_atom(ngx_http_mp4
atom_size = sizeof(ngx_mp4_atom_header_t) + (size_t) atom_data_size;
trak = ngx_mp4_last_trak(mp4);
+
+ if (trak->out[NGX_HTTP_MP4_TKHD_ATOM].buf) {
+ ngx_log_error(NGX_LOG_ERR, mp4->file.log, 0,
+ "duplicate mp4 tkhd atom in \"%s\"", mp4->file.name.data);
+ return NGX_ERROR;
+ }
+
trak->tkhd_size = atom_size;
trak->movie_duration = duration;
@@ -1676,6 +1707,12 @@ ngx_http_mp4_read_mdia_atom(ngx_http_mp4
trak = ngx_mp4_last_trak(mp4);
+ if (trak->out[NGX_HTTP_MP4_MDIA_ATOM].buf) {
+ ngx_log_error(NGX_LOG_ERR, mp4->file.log, 0,
+ "duplicate mp4 mdia atom in \"%s\"", mp4->file.name.data);
+ return NGX_ERROR;
+ }
+
atom = &trak->mdia_atom_buf;
atom->temporary = 1;
atom->pos = atom_header;
@@ -1799,6 +1836,13 @@ ngx_http_mp4_read_mdhd_atom(ngx_http_mp4
atom_size = sizeof(ngx_mp4_atom_header_t) + (size_t) atom_data_size;
trak = ngx_mp4_last_trak(mp4);
+
+ if (trak->out[NGX_HTTP_MP4_MDHD_ATOM].buf) {
+ ngx_log_error(NGX_LOG_ERR, mp4->file.log, 0,
+ "duplicate mp4 mdhd atom in \"%s\"", mp4->file.name.data);
+ return NGX_ERROR;
+ }
+
trak->mdhd_size = atom_size;
trak->timescale = timescale;
trak->duration = duration;
@@ -1862,6 +1906,12 @@ ngx_http_mp4_read_hdlr_atom(ngx_http_mp4
trak = ngx_mp4_last_trak(mp4);
+ if (trak->out[NGX_HTTP_MP4_HDLR_ATOM].buf) {
+ ngx_log_error(NGX_LOG_ERR, mp4->file.log, 0,
+ "duplicate mp4 hdlr atom in \"%s\"", mp4->file.name.data);
+ return NGX_ERROR;
+ }
+
atom = &trak->hdlr_atom_buf;
atom->temporary = 1;
atom->pos = atom_header;
@@ -1890,6 +1940,12 @@ ngx_http_mp4_read_minf_atom(ngx_http_mp4
trak = ngx_mp4_last_trak(mp4);
+ if (trak->out[NGX_HTTP_MP4_MINF_ATOM].buf) {
+ ngx_log_error(NGX_LOG_ERR, mp4->file.log, 0,
+ "duplicate mp4 minf atom in \"%s\"", mp4->file.name.data);
+ return NGX_ERROR;
+ }
+
atom = &trak->minf_atom_buf;
atom->temporary = 1;
atom->pos = atom_header;
@@ -1933,6 +1989,15 @@ ngx_http_mp4_read_vmhd_atom(ngx_http_mp4
trak = ngx_mp4_last_trak(mp4);
+ if (trak->out[NGX_HTTP_MP4_VMHD_ATOM].buf
+ || trak->out[NGX_HTTP_MP4_SMHD_ATOM].buf)
+ {
+ ngx_log_error(NGX_LOG_ERR, mp4->file.log, 0,
+ "duplicate mp4 vmhd/smhd atom in \"%s\"",
+ mp4->file.name.data);
+ return NGX_ERROR;
+ }
+
atom = &trak->vmhd_atom_buf;
atom->temporary = 1;
atom->pos = atom_header;
@@ -1964,6 +2029,15 @@ ngx_http_mp4_read_smhd_atom(ngx_http_mp4
trak = ngx_mp4_last_trak(mp4);
+ if (trak->out[NGX_HTTP_MP4_VMHD_ATOM].buf
+ || trak->out[NGX_HTTP_MP4_SMHD_ATOM].buf)
+ {
+ ngx_log_error(NGX_LOG_ERR, mp4->file.log, 0,
+ "duplicate mp4 vmhd/smhd atom in \"%s\"",
+ mp4->file.name.data);
+ return NGX_ERROR;
+ }
+
atom = &trak->smhd_atom_buf;
atom->temporary = 1;
atom->pos = atom_header;
@@ -1995,6 +2069,12 @@ ngx_http_mp4_read_dinf_atom(ngx_http_mp4
trak = ngx_mp4_last_trak(mp4);
+ if (trak->out[NGX_HTTP_MP4_DINF_ATOM].buf) {
+ ngx_log_error(NGX_LOG_ERR, mp4->file.log, 0,
+ "duplicate mp4 dinf atom in \"%s\"", mp4->file.name.data);
+ return NGX_ERROR;
+ }
+
atom = &trak->dinf_atom_buf;
atom->temporary = 1;
atom->pos = atom_header;
@@ -2023,6 +2103,12 @@ ngx_http_mp4_read_stbl_atom(ngx_http_mp4
trak = ngx_mp4_last_trak(mp4);
+ if (trak->out[NGX_HTTP_MP4_STBL_ATOM].buf) {
+ ngx_log_error(NGX_LOG_ERR, mp4->file.log, 0,
+ "duplicate mp4 stbl atom in \"%s\"", mp4->file.name.data);
+ return NGX_ERROR;
+ }
+
atom = &trak->stbl_atom_buf;
atom->temporary = 1;
atom->pos = atom_header;
@@ -2144,6 +2230,12 @@ ngx_http_mp4_read_stsd_atom(ngx_http_mp4
trak = ngx_mp4_last_trak(mp4);
+ if (trak->out[NGX_HTTP_MP4_STSD_ATOM].buf) {
+ ngx_log_error(NGX_LOG_ERR, mp4->file.log, 0,
+ "duplicate mp4 stsd atom in \"%s\"", mp4->file.name.data);
+ return NGX_ERROR;
+ }
+
atom = &trak->stsd_atom_buf;
atom->temporary = 1;
atom->pos = atom_header;
@@ -2212,6 +2304,13 @@ ngx_http_mp4_read_stts_atom(ngx_http_mp4
atom_end = atom_table + entries * sizeof(ngx_mp4_stts_entry_t);
trak = ngx_mp4_last_trak(mp4);
+
+ if (trak->out[NGX_HTTP_MP4_STTS_ATOM].buf) {
+ ngx_log_error(NGX_LOG_ERR, mp4->file.log, 0,
+ "duplicate mp4 stts atom in \"%s\"", mp4->file.name.data);
+ return NGX_ERROR;
+ }
+
trak->time_to_sample_entries = entries;
atom = &trak->stts_atom_buf;
@@ -2480,6 +2579,13 @@ ngx_http_mp4_read_stss_atom(ngx_http_mp4
"sync sample entries:%uD", entries);
trak = ngx_mp4_last_trak(mp4);
+
+ if (trak->out[NGX_HTTP_MP4_STSS_ATOM].buf) {
+ ngx_log_error(NGX_LOG_ERR, mp4->file.log, 0,
+ "duplicate mp4 stss atom in \"%s\"", mp4->file.name.data);
+ return NGX_ERROR;
+ }
+
trak->sync_samples_entries = entries;
atom_table = atom_header + sizeof(ngx_http_mp4_stss_atom_t);
@@ -2678,6 +2784,13 @@ ngx_http_mp4_read_ctts_atom(ngx_http_mp4
"composition offset entries:%uD", entries);
trak = ngx_mp4_last_trak(mp4);
+
+ if (trak->out[NGX_HTTP_MP4_CTTS_ATOM].buf) {
+ ngx_log_error(NGX_LOG_ERR, mp4->file.log, 0,
+ "duplicate mp4 ctts atom in \"%s\"", mp4->file.name.data);
+ return NGX_ERROR;
+ }
+
trak->composition_offset_entries = entries;
atom_table = atom_header + sizeof(ngx_mp4_ctts_atom_t);
@@ -2881,6 +2994,13 @@ ngx_http_mp4_read_stsc_atom(ngx_http_mp4
atom_end = atom_table + entries * sizeof(ngx_mp4_stsc_entry_t);
trak = ngx_mp4_last_trak(mp4);
+
+ if (trak->out[NGX_HTTP_MP4_STSC_ATOM].buf) {
+ ngx_log_error(NGX_LOG_ERR, mp4->file.log, 0,
+ "duplicate mp4 stsc atom in \"%s\"", mp4->file.name.data);
+ return NGX_ERROR;
+ }
+
trak->sample_to_chunk_entries = entries;
atom = &trak->stsc_atom_buf;
@@ -3213,6 +3333,13 @@ ngx_http_mp4_read_stsz_atom(ngx_http_mp4
"sample uniform size:%uD, entries:%uD", size, entries);
trak = ngx_mp4_last_trak(mp4);
+
+ if (trak->out[NGX_HTTP_MP4_STSZ_ATOM].buf) {
+ ngx_log_error(NGX_LOG_ERR, mp4->file.log, 0,
+ "duplicate mp4 stsz atom in \"%s\"", mp4->file.name.data);
+ return NGX_ERROR;
+ }
+
trak->sample_sizes_entries = entries;
atom_table = atom_header + sizeof(ngx_mp4_stsz_atom_t);
@@ -3396,6 +3523,16 @@ ngx_http_mp4_read_stco_atom(ngx_http_mp4
atom_end = atom_table + entries * sizeof(uint32_t);
trak = ngx_mp4_last_trak(mp4);
+
+ if (trak->out[NGX_HTTP_MP4_STCO_ATOM].buf
+ || trak->out[NGX_HTTP_MP4_CO64_ATOM].buf)
+ {
+ ngx_log_error(NGX_LOG_ERR, mp4->file.log, 0,
+ "duplicate mp4 stco/co64 atom in \"%s\"",
+ mp4->file.name.data);
+ return NGX_ERROR;
+ }
+
trak->chunks = entries;
atom = &trak->stco_atom_buf;
@@ -3602,6 +3739,16 @@ ngx_http_mp4_read_co64_atom(ngx_http_mp4
atom_end = atom_table + entries * sizeof(uint64_t);
trak = ngx_mp4_last_trak(mp4);
+
+ if (trak->out[NGX_HTTP_MP4_STCO_ATOM].buf
+ || trak->out[NGX_HTTP_MP4_CO64_ATOM].buf)
+ {
+ ngx_log_error(NGX_LOG_ERR, mp4->file.log, 0,
+ "duplicate mp4 stco/co64 atom in \"%s\"",
+ mp4->file.name.data);
+ return NGX_ERROR;
+ }
+
trak->chunks = entries;
atom = &trak->co64_atom_buf;