diff options
| author | CoprDistGit <infra@openeuler.org> | 2025-01-05 09:09:39 +0000 |
|---|---|---|
| committer | CoprDistGit <infra@openeuler.org> | 2025-01-05 09:09:39 +0000 |
| commit | f0cc2d5d65b0d4595195a491111fa221d6d186ae (patch) | |
| tree | 56b2a1f4b6fe9ee584b0be6e7c9d530b7d90fd4c /CVE-2017-17969.patch | |
| parent | 919a5c04b265d82abe8ebb56227f0f9e42dbf625 (diff) | |
automatic import of p7zipopeneuler22.03_LTS_SP4
Diffstat (limited to 'CVE-2017-17969.patch')
| -rw-r--r-- | CVE-2017-17969.patch | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/CVE-2017-17969.patch b/CVE-2017-17969.patch new file mode 100644 index 0000000..9198127 --- /dev/null +++ b/CVE-2017-17969.patch @@ -0,0 +1,37 @@ +From: =?utf-8?q?Antoine_Beaupr=C3=A9?= <anarcat@debian.org> +Date: Fri, 2 Feb 2018 11:11:41 +0100 +Subject: Heap-based buffer overflow in 7zip/Compress/ShrinkDecoder.cpp + +Origin: vendor, https://sourceforge.net/p/p7zip/bugs/_discuss/thread/0920f369/27d7/attachment/CVE-2017-17969.patch +Forwarded: https://sourceforge.net/p/p7zip/bugs/_discuss/thread/0920f369/#27d7 +Bug: https://sourceforge.net/p/p7zip/bugs/204/ +Bug-Debian: https://bugs.debian.org/888297 +Bug-Debian-Security: https://security-tracker.debian.org/tracker/CVE-2017-17969 +Reviewed-by: Salvatore Bonaccorso <carnil@debian.org> +Last-Update: 2018-02-01 +Applied-Upstream: 18.00-beta + +Signed-off-by: André Hentschel <nerv@dawncrow.de> +--- + CPP/7zip/Compress/ShrinkDecoder.cpp | 7 ++++++- + 1 file changed, 6 insertions(+), 1 deletion(-) + +diff --git a/CPP/7zip/Compress/ShrinkDecoder.cpp b/CPP/7zip/Compress/ShrinkDecoder.cpp +index 80b7e67..ca37764 100644 +--- a/CPP/7zip/Compress/ShrinkDecoder.cpp ++++ b/CPP/7zip/Compress/ShrinkDecoder.cpp +@@ -121,8 +121,13 @@ HRESULT CDecoder::CodeReal(ISequentialInStream *inStream, ISequentialOutStream * + { + _stack[i++] = _suffixes[cur]; + cur = _parents[cur]; ++ if (cur >= kNumItems || i >= kNumItems) ++ break; + } +- ++ ++ if (cur >= kNumItems || i >= kNumItems) ++ break; ++ + _stack[i++] = (Byte)cur; + lastChar2 = (Byte)cur; + |