From d73f74e2cb70297d1373d7fa8921881106dc0b58 Mon Sep 17 00:00:00 2001 From: Tatsuya Kinoshita Date: Fri, 6 Jan 2017 23:18:40 +0900 Subject: Fix multiple vulnerabilities (closes: #850432) - New patch 934_menu.patch to fix buffer overflow (tats/w3m#49) - New patch 935_shiftanchor.patch to fix buffer overflow (tats/w3m#62) - New patch 936_metarefresh.patch to fix buffer overflow (tats/w3m#63) - New patch 937_lineproc0.patch to fix buffer overflow (tats/w3m#67) - New patch 938_lineproc2body.patch to fix buffer overflow (tats/w3m#61) - New patch 939_textarea.patch to fix buffer overflow (tats/w3m#58) - New patch 940_tabattr.patch to fix buffer overflow (tats/w3m#60) - New patch 941_integeredwidth.patch to fix buffer overflow (tats/w3m#70) - New patch 942_tridvalue.patch to fix buffer overflow (tats/w3m#71) - New patch 943_pushlink.patch to fix buffer overflow (tats/w3m#64, #66) - New patch 944_lineproc0.patch to fix use after free (tats/w3m#65) - New patch 945_wtfstrwidth.patch to fix buffer overflow (tats/w3m#57) - New patch 946_strnewsize.patch to fix buffer overflow (tats/w3m#72) - New patch 947_realcolumn.patch to fix buffer overflow (tats/w3m#69) - New patch 948_getmclen.patch to fix buffer overflow (tats/w3m#59, #73, #74, #75, #76, #78, #79, #80, #83, #84) - New patch 949_wtftowcs.patch to fix buffer overflow (tats/w3m#77) - New patch 950_textarea.patch to fix infinite loop (tats/w3m#85) - New patch 951_lineproc0.patch to fix use after free (tats/w3m#81) - New patch 952_formupdatebuffer.patch to fix buffer overflow (tats/w3m#82) - New patch 953_formupdateline.patch to fix buffer overflow (tats/w3m#68#issuecomment-266214643) - New patch 954_wtfparse1.patch to fix buffer overflow (tats/w3m#68) --- debian/patches/953_formupdateline.patch | 26 ++++++++++++++++++++++++++ 1 file changed, 26 insertions(+) create mode 100644 debian/patches/953_formupdateline.patch (limited to 'debian/patches/953_formupdateline.patch') diff --git a/debian/patches/953_formupdateline.patch b/debian/patches/953_formupdateline.patch new file mode 100644 index 0000000..77ede43 --- /dev/null +++ b/debian/patches/953_formupdateline.patch @@ -0,0 +1,26 @@ +Subject: Preserve one byte for end of string character in form_update_line() +From: Tatsuya Kinoshita +Bug-Debian: https://github.com/tats/w3m/issues/68#issuecomment-266214643 +Origin: https://anonscm.debian.org/cgit/collab-maint/w3m.git/commit/?id=eb4130a7cd2202de6aeb772b7e4f2a417dbff173 + +--- + form.c | 3 ++- + 1 file changed, 2 insertions(+), 1 deletion(-) + +diff --git a/form.c b/form.c +index 162439a..0605513 100644 +--- a/form.c ++++ b/form.c +@@ -320,7 +320,8 @@ form_update_line(Line *line, char **str, int spos, int epos, int width, + pos += width - w; + + len = line->len + pos + spos - epos; +- buf = New_N(char, len); ++ buf = New_N(char, len + 1); ++ buf[len] = '\0'; + prop = New_N(Lineprop, len); + bcopy((void *)line->lineBuf, (void *)buf, spos * sizeof(char)); + bcopy((void *)line->propBuf, (void *)prop, spos * sizeof(Lineprop)); +-- +2.10.2 + -- cgit v1.2.3