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authorZyX <kp-pav@yandex.ru>2017-07-15 18:56:45 +0300
committerZyX <kp-pav@yandex.ru>2017-07-15 18:56:45 +0300
commit69719e658c48bb5e95a7b57d5813ed4dc48e68e3 (patch)
treec4f8584a7437ea6127389b26ff6876404cb58ce7 /src/nvim/shada.c
parent7ab152aaa58f493e54d03a15960b8a288196e588 (diff)
parent8898793adeb3a82fe50da4258c30940e10ebcc9d (diff)
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Merge branch 'master' into colored-cmdline
Diffstat (limited to 'src/nvim/shada.c')
-rw-r--r--src/nvim/shada.c12
1 files changed, 10 insertions, 2 deletions
diff --git a/src/nvim/shada.c b/src/nvim/shada.c
index 4788b1e7d0..736d6bf162 100644
--- a/src/nvim/shada.c
+++ b/src/nvim/shada.c
@@ -3413,8 +3413,16 @@ shada_read_next_item_start:
return mru_ret;
}
- const size_t length = (size_t) length_u64;
- entry->timestamp = (Timestamp) timestamp_u64;
+ if (length_u64 > PTRDIFF_MAX) {
+ emsgf(_(RCERR "Error while reading ShaDa file: "
+ "there is an item at position %" PRIu64 " "
+ "that is stated to be too long"),
+ initial_fpos);
+ return kSDReadStatusNotShaDa;
+ }
+
+ const size_t length = (size_t)length_u64;
+ entry->timestamp = (Timestamp)timestamp_u64;
if (type_u64 == 0) {
// kSDItemUnknown cannot possibly pass that far because it is -1 and that