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| author | Denys Vlasenko | 2023-05-26 19:36:58 +0200 |
|---|---|---|
| committer | Denys Vlasenko | 2023-05-26 19:36:58 +0200 |
| commit | 5dcc443dba039b305a510c01883e9f34e42656ae (patch) | |
| tree | ba3b2db1051ed7103319d65338c290a6cd1b43eb /testsuite | |
| parent | d7814f572725f224fcef8870a75c2483043d3681 (diff) | |
| download | busybox-5dcc443dba039b305a510c01883e9f34e42656ae.zip busybox-5dcc443dba039b305a510c01883e9f34e42656ae.tar.gz | |
awk: fix use-after-realloc (CVE-2021-42380), closes 15601
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'testsuite')
| -rwxr-xr-x | testsuite/awk.tests | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/testsuite/awk.tests b/testsuite/awk.tests index bbf0fbf..ddc5104 100755 --- a/testsuite/awk.tests +++ b/testsuite/awk.tests @@ -485,4 +485,59 @@ testing 'awk assign while test' \ "" \ "foo" +# User-supplied bug (SEGV) example, was causing use-after-realloc +testing 'awk assign while assign' \ + "awk '\$5=\$\$5=\$0'; echo \$?" \ + "\ +─ process timing ────────────────────────────────────┬─ ─ process timing ────────────────────────────────────┬─ overall results ────┐ results ────┐ +│ run time : │ run time : 0 days, 0 hrs, 0 min, 56 sec │ cycles done : 0 │ days, 0 hrs, 0 min, 56 sec │ cycles done : 0 │ +│ last new find │ last new find : 0 days, 0 hrs, 0 min, 1 sec │ corpus count : 208 │ 0 days, 0 hrs, 0 min, 1 sec │ corpus count : 208 │ +│last saved crash : │last saved crash : none seen yet │saved crashes : 0 │ seen yet │saved crashes : 0 │ +│ last saved hang │ last saved hang : none seen yet │ saved hangs : 0 │ none seen yet │ saved hangs : 0 │ +├─ cycle progress ─────────────────────┬─ ├─ cycle progress ─────────────────────┬─ map coverage┴──────────────────────┤ coverage┴──────────────────────┤ +│ now processing : │ now processing : 184.1 (88.5%) │ map density : 0.30% / 0.52% │ (88.5%) │ map density : 0.30% / 0.52% │ │ now processing : 184.1 (88.5%) │ map density : 0.30% / 0.52% │ +│ runs timed out │ runs timed out : 0 (0.00%) │ count coverage : 2.18 bits/tuple │ 0 (0.00%) │ count coverage : 2.18 bits/tuple │ +├─ stage progress ─────────────────────┼─ ├─ stage progress ─────────────────────┼─ findings in depth ─────────────────┤ in depth ─────────────────┤ +│ now trying : │ now trying : havoc │ favored items : 43 (20.67%) │ │ favored items : 43 (20.67%) │ +│ stage execs : │ stage execs : 11.2k/131k (8.51%) │ new edges on : 52 (25.00%) │ (8.51%) │ new edges on │ stage execs : 11.2k/131k (8.51%) │ new edges on : 52 (25.00%) │ 52 (25.00%) │ +│ total execs : │ total execs : 179k │ total crashes : 0 (0 saved) │ │ total crashes : 0 (0 saved) │ │ total execs : 179k │ total crashes : 0 (0 saved) │ +│ exec speed : │ exec speed : 3143/sec │ total tmouts : 0 (0 saved) │ │ total tmouts : 0 (0 saved) │ │ exec speed : 3143/sec │ total tmouts : 0 (0 saved) │ +├─ fuzzing strategy yields ├─ fuzzing strategy yields ────────────┴─────────────┬─ item geometry ───────┤ item geometry ───────┤ +│ bit flips : │ bit flips : 11/648, 4/638, 5/618 │ levels : 4 │ 4/638, 5/618 │ levels : │ bit flips : 11/648, 4/638, 5/618 │ levels : 4 │ │ +│ byte flips : │ byte flips : 0/81, 0/71, 0/52 │ pending : 199 │ 0/71, 0/52 │ pending : 199 │ +│ arithmetics : 11/4494, │ arithmetics : 11/4494, 0/1153, 0/0 │ pend fav : 35 │ 0/0 │ pend fav : 35 │ +│ known ints : 1/448, 0/1986, 0/2288 │ own finds : 207 │ known ints : │ known ints : 1/448, 0/1986, 0/2288 │ own finds : 207 │ 0/1986, 0/2288 │ own finds : 207 │ +│ dictionary : 0/0, │ dictionary : 0/0, 0/0, 0/0, 0/0 │ imported : 0 │ 0/0, 0/0 │ imported : 0 │ +│havoc/splice : 142/146k, 23/7616 │havoc/splice : 142/146k, 23/7616 │ stability : 100.00% │ stability : 100.00% │ +│py/custom/rq : unused, unused, │py/custom/rq : unused, unused, unused, unused ├───────────────────────┘ unused ├───────────────────────┘ +│ trim/eff : 57.02%/26, │ trim/eff : 57.02%/26, 0.00% │ [cpu000:100%] │ [cpu000:100%] +└────────────────────────────────────────────────────┘^C └────────────────────────────────────────────────────┘^C +0 +" \ + "" \ + "\ +─ process timing ────────────────────────────────────┬─ overall results ────┐ +│ run time : 0 days, 0 hrs, 0 min, 56 sec │ cycles done : 0 │ +│ last new find : 0 days, 0 hrs, 0 min, 1 sec │ corpus count : 208 │ +│last saved crash : none seen yet │saved crashes : 0 │ +│ last saved hang : none seen yet │ saved hangs : 0 │ +├─ cycle progress ─────────────────────┬─ map coverage┴──────────────────────┤ +│ now processing : 184.1 (88.5%) │ map density : 0.30% / 0.52% │ +│ runs timed out : 0 (0.00%) │ count coverage : 2.18 bits/tuple │ +├─ stage progress ─────────────────────┼─ findings in depth ─────────────────┤ +│ now trying : havoc │ favored items : 43 (20.67%) │ +│ stage execs : 11.2k/131k (8.51%) │ new edges on : 52 (25.00%) │ +│ total execs : 179k │ total crashes : 0 (0 saved) │ +│ exec speed : 3143/sec │ total tmouts : 0 (0 saved) │ +├─ fuzzing strategy yields ────────────┴─────────────┬─ item geometry ───────┤ +│ bit flips : 11/648, 4/638, 5/618 │ levels : 4 │ +│ byte flips : 0/81, 0/71, 0/52 │ pending : 199 │ +│ arithmetics : 11/4494, 0/1153, 0/0 │ pend fav : 35 │ +│ known ints : 1/448, 0/1986, 0/2288 │ own finds : 207 │ +│ dictionary : 0/0, 0/0, 0/0, 0/0 │ imported : 0 │ +│havoc/splice : 142/146k, 23/7616 │ stability : 100.00% │ +│py/custom/rq : unused, unused, unused, unused ├───────────────────────┘ +│ trim/eff : 57.02%/26, 0.00% │ [cpu000:100%] +└────────────────────────────────────────────────────┘^C" + exit $FAILCOUNT |