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authorXi Ruoyao <xry111@xry111.site>2023-02-06 23:58:03 +0800
committerXi Ruoyao <xry111@xry111.site>2023-02-06 23:59:26 +0800
commitf405318419aa461f103891a429da1c0ea5e591e3 (patch)
treee8a0eb4beba5bb96fc28cbcca3d903a0464e1574 /chapter08
parentdf6b08de578a9893ef7f6c88514de4a8eef1ebfa (diff)
glibc: Note the sed for printf is a security fix
And add a comment about the difference from upstream commit.
Diffstat (limited to 'chapter08')
-rw-r--r--chapter08/glibc.xml8
1 files changed, 6 insertions, 2 deletions
diff --git a/chapter08/glibc.xml b/chapter08/glibc.xml
index ec81b2da7..ff655a89e 100644
--- a/chapter08/glibc.xml
+++ b/chapter08/glibc.xml
@@ -50,8 +50,12 @@
<screen><userinput remap="pre">patch -Np1 -i ../&glibc-fhs-patch;</userinput></screen>
- <!-- https://sourceware.org/bugzilla/show_bug.cgi?id=30068 -->
- <para>Fix an issue identified upstream:</para>
+ <!-- https://sourceware.org/bugzilla/show_bug.cgi?id=30068
+ Upstream fix also added a test case and renamed "prec" to
+ "prec_inc". We'll test this with MPFR test suite so we don't
+ need the test here, and the renaming does not affect program
+ behavior. -->
+ <para>Fix a security issue identified upstream:</para>
<screen><userinput remap="pre">sed '/width -=/s/workend - string/number_length/' \
-i stdio-common/vfprintf-process-arg.c</userinput></screen>