diff options
Diffstat (limited to 'app-arch/bzip2/files/bzip2-1.0.6-nselectors-upper-bound-check.patch')
| -rw-r--r-- | app-arch/bzip2/files/bzip2-1.0.6-nselectors-upper-bound-check.patch | 30 |
1 files changed, 0 insertions, 30 deletions
diff --git a/app-arch/bzip2/files/bzip2-1.0.6-nselectors-upper-bound-check.patch b/app-arch/bzip2/files/bzip2-1.0.6-nselectors-upper-bound-check.patch deleted file mode 100644 index a7731f7de8f7..000000000000 --- a/app-arch/bzip2/files/bzip2-1.0.6-nselectors-upper-bound-check.patch +++ /dev/null @@ -1,30 +0,0 @@ -From 13ca8fee0c897121ae79ae644a212418398dfea7 Mon Sep 17 00:00:00 2001 -From: Amin Hassani <ahassani@chromium.org> -Date: Fri, 8 Mar 2019 09:58:20 -0800 -Subject: [PATCH] Check for upper bounds of nselectors. - -Currently there is no check for the upper bounds of the -nselectors. Hence, a corrupt input can cause a segfault. - -This issue was discovered by one of our fuzzers. The actual error was: - -../bzip2-1.0.6/decompress.c:299:10: runtime error: index 18002 out of bounds for type 'UChar [18002]' ---- - decompress.c | 1 + - 1 file changed, 1 insertion(+) - -diff --git a/decompress.c b/decompress.c -index 311f566..391552d 100644 ---- a/decompress.c -+++ b/decompress.c -@@ -288,6 +288,7 @@ Int32 BZ2_decompress ( DState* s ) - if (nGroups < 2 || nGroups > 6) RETURN(BZ_DATA_ERROR); - GET_BITS(BZ_X_SELECTOR_2, nSelectors, 15); - if (nSelectors < 1) RETURN(BZ_DATA_ERROR); -+ if (nSelectors > BZ_MAX_SELECTORS) RETURN(BZ_DATA_ERROR); - for (i = 0; i < nSelectors; i++) { - j = 0; - while (True) { --- -2.21.0.360.g471c308f928-goog - |