Amazon Linux 1 Security Advisory: ALAS-2019-1308
Advisory Release Date: 2019-10-08 21:22 Pacific
Advisory Updated Date: 2019-10-09 23:13 Pacific
FAQs regarding Amazon Linux ALAS/CVE Severity
libarchive 3.3.2 suffers from an out-of-bounds read within lha_read_data_none() in archive_read_support_format_lha.c when extracting a specially crafted lha archive, related to lha_crc16.(CVE-2017-14503)
libarchive version commit 416694915449219d505531b1096384f3237dd6cc onwards (release v3.1.0 onwards) contains a CWE-415 Double Free vulnerability in RAR decoder - libarchive/archive_read_support_format_rar.c, parse_codes(), realloc(rar->lzss.window, new_size) with new_size = 0 that can result in Crash/DoS. This attack appear to be exploitable via the victim must open a specially crafted RAR archive.(CVE-2018-1000877)
libarchive version commit 416694915449219d505531b1096384f3237dd6cc onwards (release v3.1.0 onwards) contains a CWE-416 Use After Free vulnerability in RAR decoder, libarchive/archive_read_support_format_rar.c that can result in Crash/DoS, it is unknown if RCE is possible. This attack appear to be exploitable via the victim must open a specially crafted RAR archive.(CVE-2018-1000878)
libarchive version commit bf9aec176c6748f0ee7a678c5f9f9555b9a757c1 onwards (release v3.0.2 onwards) contains a CWE-125 Out-of-bounds Read vulnerability in 7zip decompression, archive_read_support_format_7zip.c, header_bytes() that can result in a crash (denial of service). This attack appears to be exploitable via the victim opening a specially crafted 7zip file.(CVE-2019-1000019)
libarchive version commit 5a98dcf8a86364b3c2c469c85b93647dfb139961 onwards (version v2.8.0 onwards) contains a CWE-835 Loop with Unreachable Exit Condition ('Infinite Loop') vulnerability in ISO9660 parser, archive_read_support_format_iso9660.c, read_CE()/parse_rockridge() that can result in DoS by infinite loop. This attack appears to be exploitable via the victim opening a specially crafted ISO9660 file.(CVE-2019-1000020)
Affected Packages:
libarchive
Issue Correction:
Run yum update libarchive to update your system.
i686:
bsdcpio-3.1.2-12.12.amzn1.i686
libarchive-3.1.2-12.12.amzn1.i686
libarchive-debuginfo-3.1.2-12.12.amzn1.i686
bsdtar-3.1.2-12.12.amzn1.i686
libarchive-devel-3.1.2-12.12.amzn1.i686
src:
libarchive-3.1.2-12.12.amzn1.src
x86_64:
bsdcpio-3.1.2-12.12.amzn1.x86_64
libarchive-3.1.2-12.12.amzn1.x86_64
libarchive-devel-3.1.2-12.12.amzn1.x86_64
libarchive-debuginfo-3.1.2-12.12.amzn1.x86_64
bsdtar-3.1.2-12.12.amzn1.x86_64