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| author | Timo Teräs <timo.teras@iki.fi> | 2021-02-04 22:28:23 +0200 |
|---|---|---|
| committer | Timo Teräs <timo.teras@iki.fi> | 2021-02-07 15:31:41 +0200 |
| commit | c1594f60770483625891541375a074fe07338401 (patch) | |
| tree | a3c5560574f370a67e00034a6b750ee0766341d4 /src/print.c | |
| parent | 77adfc5e67c7a8489705d497bf11568b6c7f3b31 (diff) | |
| download | apk-tools-c1594f60770483625891541375a074fe07338401.tar.gz apk-tools-c1594f60770483625891541375a074fe07338401.tar.bz2 apk-tools-c1594f60770483625891541375a074fe07338401.tar.xz apk-tools-c1594f60770483625891541375a074fe07338401.zip | |
db: consider control characters in filename as malicious
Especially a newline can produce havoc in the database file as
the filename is written there as-is. This hardenes the extraction
to consider any control character as malicious. Additional
hardening is added to database loading to better detect corrupt
state and return proper error code about it.
Reported-by: Luca Weiss <luca@z3ntu.xyz>
Diffstat (limited to 'src/print.c')
| -rw-r--r-- | src/print.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/src/print.c b/src/print.c index 78516ee..81a4faf 100644 --- a/src/print.c +++ b/src/print.c @@ -181,6 +181,10 @@ const char *apk_error_str(int error) return "package mentioned in index not found (try 'apk update')"; case EAPKFORMAT: return "package file format error"; + case EAPKDEPFORMAT: + return "package dependency format error"; + case EAPKDBFORMAT: + return "database file format error"; default: return strerror(error); } |