diff --git a/CVE-2023-46048.patch b/CVE-2023-46048.patch
new file mode 100644
index 0000000000000000000000000000000000000000..583095f052e825bc97cd6f2f3601f1298003e787
--- /dev/null
+++ b/CVE-2023-46048.patch
@@ -0,0 +1,54 @@
+Origin:
+https://github.com/TeX-Live/texlive-source/commit/33b330bc48ed2df69daf80a81be3cde8bf794816
+https://tug.org/pipermail/tex-live/2023-August/049402.html
+
+From 33b330bc48ed2df69daf80a81be3cde8bf794816 Mon Sep 17 00:00:00 2001
+From: Karl Berry <karl@freefriends.org>
+Date: Sat, 26 Aug 2023 17:50:10 +0000
+Subject: [PATCH] guard against corrupt pfb in dup tests, pdftex r910
+
+git-svn-id: svn://tug.org/texlive/trunk/Build/source@68069 c570f23f-e606-0410-a88d-b1316a301751
+---
+ texlive-20180414-source/texk/web2c/pdftexdir/writet1.c | 15 ++++++++++++---
+ 1 files changed, 12 insertions(+), 3 deletions(-)
+
+diff --git a/texlive-20180414-source/texk/web2c/pdftexdir/writet1.c b/texlive-20180414-source/texk/web2c/pdftexdir/writet1.c
+index 0444d46be0..f2a8386cab 100644
+--- a/texlive-20180414-source/texk/web2c/pdftexdir/writet1.c
++++ b/texlive-20180414-source/texk/web2c/pdftexdir/writet1.c
+@@ -841,7 +841,10 @@ static char **t1_builtin_enc(void)
+                 *t1_buf_array == '/' && valid_code(i)) {
+                 if (strcmp(t1_buf_array + 1, notdef) != 0)
+                     glyph_names[i] = xstrdup(t1_buf_array + 1);
+-                p = strstr(p, " put") + strlen(" put");
++                p = strstr(p, " put");
++                if (!p)
++                    pdftex_fail("invalid pfb, no put found in dup");
++                p += strlen(" put");
+                 skip(p, ' ');
+             }
+             /*
+@@ -850,7 +853,10 @@ static char **t1_builtin_enc(void)
+             else if (sscanf(p, "dup dup %i exch %i get put", &b, &a) == 2
+                      && valid_code(a) && valid_code(b)) {
+                 copy_glyph_names(glyph_names, a, b);
+-                p = strstr(p, " get put") + strlen(" get put");
++                p = strstr(p, " get put");
++                if (!p)
++                    pdftex_fail("invalid pfb, no get put found in dup dup");
++                p += strlen(" get put");
+                 skip(p, ' ');
+             }
+             /*
+@@ -861,7 +867,10 @@ static char **t1_builtin_enc(void)
+                      && valid_code(a) && valid_code(b) && valid_code(c)) {
+                 for (i = 0; i < c; i++)
+                     copy_glyph_names(glyph_names, a + i, b + i);
+-                p = strstr(p, " putinterval") + strlen(" putinterval");
++                p = strstr(p, " putinterval");
++                if (!p)
++                   pdftex_fail("invalid pfb, no putinterval found in dup dup");
++                p += strlen(" putinterval");
+                 skip(p, ' ');
+             }
+             /*
diff --git a/texlive-base.spec b/texlive-base.spec
index f9e67f678dc8321c1344c2606b650831cd3886cc..046bef579d98f4344edf635a2588cb6b59013c42 100644
--- a/texlive-base.spec
+++ b/texlive-base.spec
@@ -4,7 +4,7 @@
 
 Name:           texlive-base
 Version:        20180414
-Release:        32
+Release:        33
 Epoch:          7
 Summary:        TeX formatting system
 License:        ASL 2.0 and Artistic 2.0 and BSD and GFDL-1.1-or-later and GPL+ and GPLv2 and GPLv3 and Knuth-CTAN and LGPLv2+ and LGPLv3+ and LPPL-1.2 and LPPL-1.3 and LPPL-1.3c and OFL-1.1 and Public Domain
@@ -380,6 +380,7 @@ Patch0003:      texlive-20180414-synctex-version.patch
 Patch0004:      texlive-base-CVE-2018-17407.patch
 Patch0005:      remove-support-of-poppler.patch
 Patch0006:      CVE-2023-32700.patch
+Patch0007:      CVE-2023-46048.patch
 
 BuildRequires:  xz libXaw-devel libXi-devel ncurses-devel bison flex file perl(Digest::MD5) texinfo gcc-c++
 BuildRequires:  gd-devel freetype-devel libpng-devel zlib-devel
@@ -8095,6 +8096,9 @@ done <<< "$list"
 %doc %{_datadir}/texlive/texmf-dist/doc/latex/yplan/
 
 %changelog
+* Mon Aug 05 2024 wangkai <13474090681@163.com> - 7:20180414-33
+- Fix CVE-2023-46048
+
 * Mon Jul 03 2023 yaoxin <yao_xin001@hoperun.com> - 7:20180414-32
 - Fix CVE-2023-32700