CVE-2017-14502

read_header in archive_read_support_format_rar.c in libarchive 3.3.2 suffers from an off-by-one error for UTF-16 names in RAR archives, leading to an out-of-bounds read in archive_read_format_rar_read_header.

read_header in archive_read_support_format_rar.c in libarchive 3.3.2 suffers from an off-by-one error for UTF-16 names in RAR archives, leading to an out-of-bounds read in archive_read_format_rar_read_header.

For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section.

read_header in archive_read_support_format_rar.c in libarchive 3.3.2 suffers from an off-by-one error for UTF-16 names in RAR archives, leading to an out-of-bounds read in archive_read_format_rar_read_header (CVE-2017-14502).

Multiple security issues were found in libarchive: Processing malformed RAR archives could result in denial of service or the execution of arbitrary code and malformed WARC, LHarc, ISO, Xar or CAB archives could result in denial of service (CVE-2018-1000877, CVE-2018-1000878, CVE-2018-1000879, CVE-2018-1000880).

This update for libarchive fixes the following issues:

libarchive was updated to version 3.3.3

• Avoid super-linear slowdown on malformed mtree files
• Many fixes for building with Visual Studio
• NO_OVERWRITE doesn't change existing directory attributes
• New support for Zstandard read and write filters
• Fixes CVE-2017-14501, CVE-2017-14502, CVE-2017-14503

• Needed by of Firefox91 (bsc#1188891)

This update for libarchive fixes the following issues:

• CVE-2017-14501: An out-of-bounds read flaw existed in parse_file_info in archive_read_support_format_iso9660.c when extracting a specially crafted iso9660 iso file, related to archive_read_format_iso9660_read_header. (bsc#1059139)
• CVE-2017-14502: read_header in archive_read_support_format_rar.c suffered from an off-by-one error for UTF-16 names in RAR archives, leading to an out-of-bounds read in archive_read_format_rar_read_header. (bsc#1059134)
• CVE-2017-14503: libarchive suffered 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. (bsc#1059100)

This update for libarchive fixes the following issues:

• CVE-2016-10209: The archive_wstring_append_from_mbs function in archive_string.c allowed remote attackers to cause a denial of service (NULL pointer dereference and application crash) via a crafted archive file. (bsc#1032089)
• CVE-2016-10349: The archive_le32dec function in archive_endian.h allowed remote attackers to cause a denial of service (heap-based buffer over-read and application crash) via a crafted file. (bsc#1037008)
• CVE-2016-10350: The archive_read_format_cab_read_header function in archive_read_support_format_cab.c allowed remote attackers to cause a denial of service (heap-based buffer over-read and application crash) via a crafted file. (bsc#1037009)
• CVE-2017-14166: libarchive allowed remote attackers to cause a denial of service (xml_data heap-based buffer over-read and application crash) via a crafted xar archive, related to the mishandling of empty strings in the atol8 function in archive_read_support_format_xar.c. (bsc#1057514)
• CVE-2017-14501: An out-of-bounds read flaw existed in parse_file_info in archive_read_support_format_iso9660.c when extracting a specially crafted iso9660 iso file, related to archive_read_format_iso9660_read_header. (bsc#1059139)
• CVE-2017-14502: read_header in archive_read_support_format_rar.c suffered from an off-by-one error for UTF-16 names in RAR archives, leading to an out-of-bounds read in archive_read_format_rar_read_header. (bsc#1059134)
• CVE-2017-14503: libarchive suffered 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. (bsc#1059100)

This update for libarchive fixes the following issues:

• CVE-2016-10209: The archive_wstring_append_from_mbs function in archive_string.c allowed remote attackers to cause a denial of service (NULL pointer dereference and application crash) via a crafted archive file. (bsc#1032089)
• CVE-2016-10349: The archive_le32dec function in archive_endian.h allowed remote attackers to cause a denial of service (heap-based buffer over-read and application crash) via a crafted file. (bsc#1037008)
• CVE-2016-10350: The archive_read_format_cab_read_header function in archive_read_support_format_cab.c allowed remote attackers to cause a denial of service (heap-based buffer over-read and application crash) via a crafted file. (bsc#1037009)
• CVE-2017-14166: libarchive allowed remote attackers to cause a denial of service (xml_data heap-based buffer over-read and application crash) via a crafted xar archive, related to the mishandling of empty strings in the atol8 function in archive_read_support_format_xar.c. (bsc#1057514)
• CVE-2017-14501: An out-of-bounds read flaw existed in parse_file_info in archive_read_support_format_iso9660.c when extracting a specially crafted iso9660 iso file, related to archive_read_format_iso9660_read_header. (bsc#1059139)
• CVE-2017-14502: read_header in archive_read_support_format_rar.c suffered from an off-by-one error for UTF-16 names in RAR archives, leading to an out-of-bounds read in archive_read_format_rar_read_header. (bsc#1059134)
• CVE-2017-14503: libarchive suffered 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. (bsc#1059100)

This update for libarchive fixes the following issues:

Security issues fixed:

• CVE-2018-1000877: Fixed a double free vulnerability in RAR decoder (bsc#1120653).
• CVE-2018-1000878: Fixed a Use-After-Free vulnerability in RAR decoder (bsc#1120654).
• CVE-2019-1000019: Fixed an Out-Of-Bounds Read vulnerability in 7zip decompression (bsc#1124341).
• CVE-2019-1000020: Fixed an Infinite Loop vulnerability in ISO9660 parser (bsc#1124342).
• CVE-2019-18408: Fixed a use-after-free in RAR format support (bsc#1155079).

It was discovered that libarchive incorrectly handled certain archive files. An attacker could possibly use this issue to cause a denial of service. CVE-2018-1000880 affected only Ubuntu 18.04 LTS and Ubuntu 18.10. (CVE-2018-1000877, CVE-2018-1000878, CVE-2018-1000880)

It was discovered that libarchive incorrectly handled certain archive files. An attacker could possibly use this issue to expose sensitive information. This issue only affected Ubuntu 14.04 LTS, Ubuntu 16.04 LTS and Ubuntu 18.04 LTS. (CVE-2017-14502)