diff options
Diffstat (limited to 'dev-util/radare2/files/radare2-2.0.1-635618-p2.patch')
| -rw-r--r-- | dev-util/radare2/files/radare2-2.0.1-635618-p2.patch | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/dev-util/radare2/files/radare2-2.0.1-635618-p2.patch b/dev-util/radare2/files/radare2-2.0.1-635618-p2.patch new file mode 100644 index 000000000000..242f4cc6220c --- /dev/null +++ b/dev-util/radare2/files/radare2-2.0.1-635618-p2.patch @@ -0,0 +1,30 @@ +From 44ded3ff35b8264f54b5a900cab32ec489d9e5b9 Mon Sep 17 00:00:00 2001 +From: pancake <pancake@nopcode.org> +Date: Wed, 25 Oct 2017 18:09:24 +0200 +Subject: [PATCH] Fix #8743 - Crash in ELF version parser on 32bit systems + +--- + libr/bin/format/elf/elf.c | 7 ++++++- + 1 file changed, 6 insertions(+), 1 deletion(-) + +diff --git a/libr/bin/format/elf/elf.c b/libr/bin/format/elf/elf.c +index e3c852fd3..2248731b3 100644 +--- a/libr/bin/format/elf/elf.c ++++ b/libr/bin/format/elf/elf.c +@@ -748,7 +748,12 @@ static Sdb *store_versioninfo_gnu_verdef(ELFOBJ *bin, Elf_(Shdr) *shdr, int sz) + verdef->vd_hash = READ32 (dfs, j) + verdef->vd_aux = READ32 (dfs, j) + verdef->vd_next = READ32 (dfs, j) +- vstart += verdef->vd_aux; ++ int vdaux = verdef->vd_aux; ++ if (vdaux < 1) { ++ sdb_free (sdb_verdef); ++ goto out_error; ++ } ++ vstart += vdaux; + if (vstart > end || vstart + sizeof (Elf_(Verdaux)) > end) { + sdb_free (sdb_verdef); + goto out_error; +-- +2.14.3 + |