libarchive 3.8.1
New features:
#2088 7-zip reader: improve self-extracting archive detection
#2137 zip writer: added XZ, LZMA, ZSTD and BZIP2 support
#2403 zip writer: added LZMA + RISCV BCJ filter
#2601 bsdtar: support --mtime and --clamp-mtime
#2602 libarchive: mbedtls 3.x compatibility
Security fixes:
#2422 tar reader: Handle truncation in the middle of a GNU long linkname
(CVE-2024-57970)
#2532 tar reader: fix unchecked return value in list_item_verbose()
(CVE-2025-25724)
#2532 unzip: fix null pointer dereference (CVE-2025-1632)
#2568 warc: prevent signed integer overflow (CVE-2025-5916)
#2584 rar: do not skip past EOF while reading (CVE-2025-5918)
#2588 tar: fix overflow in build_ustar_entry (CVE-2025-5917)
#2598 rar: fix double free with over 4 billion nodes (CVE-2025-5914)
#2599 rar: fix heap-buffer-overflow (CVE-2025-5915)
Important bugfixes:
#2399 7-zip reader: add SPARC filter support for non-LZMA compressors
#2405 tar reader: ignore ustar size when pax size is present
#2435 tar writer: fix bug when -s/a/b/ used more than once with b flag
#2459 7-zip reader: add POWERPC filter support for non-LZMA compressors
#2519 libarchive: handle ARCHIVE_FILTER_LZOP in archive_read_append_filter
#2539 libarchive: add missing seeker function to archive_read_open_FILE()
#2544 gzip: allow setting the original filename for gzip compressed files
#2564 libarchive: improve lseek handling
#2582 rar: support large headers on 32 bit systems
#2587 bsdtar: don't hardlink negative inode files together
#2596 rar: support large headers on 32 bit systems
#2606 libarchive: support @-prefixed Unix epoch timestamps as date strings
#2634 tar: Support negative time values with pax
#2637 tar: Keep block alignment after pax error
#2642 libarchive: fix FILE_skip regression
#2643 tar: Handle extra bytes after sparse entries
#2649 compress: Prevent call stack overflow
#2651 iso9660: always check archive_string_ensure return value
CVE: CVE-2024-57970, CVE-2025-1632, CVE-2025-25724,
CVE-2025-5914, CVE-2025-5915, CVE-2025-5916,
CVE-2025-5917, CVE-2025-5918
PR: 286944 (exp-run, main, libarchive 3.8.0)
Approved by: so
Security: FreeBSD-SA-25:07.libarchive
(cherry picked from commit 2e113ef824)
(cherry picked from commit 6dad4525a2910496ecf3c41de659aac906f6c1f4)
Libarchive 3.7.7
Security fixes:
#2158 rpm: calculate huge header sizes correctly
#2160 util: fix out of boundary access in mktemp functions
#2168 uu: stop processing if lines are too long
#2174 lzop: prevent integer overflow
#2172 rar4: protect copy_from_lzss_window_to_unp() (CVE-2024-20696)
#2175 unzip: unify EOF handling
#2179 rar4: fix out of boundary access with large files
#2203 rar4: fix OOB access with unicode filenames
#2210 rar4: add boundary checks to rgb filter
#2248 rar4: fix OOB in delta filter
#2249 rar4: fix OOB in audio filter
#2256 fix multiple vulnerabilities identified by SAST
#2258 cpio: ignore out-of-range gid/uid/size/ino and harden AFIO parsing
#2265 rar5: clear 'data ready' cache on window buffer reallocs
#2269 rar4: fix CVE-2024-26256 (CVE-2024-26256)
#2330 iso: be more cautious about parsing ISO-9660 timestamps
#2343 tar: clean up linkpath between entries
#2364 tar: don't crash on truncated tar archives
#2366 gzip: prevent a hang when processing a malformed gzip inside a gzip
#2377 tar: fix two leaks in tar header parsing
Important bugfixes:
#2096 rar5: report encrypted entries
#2150 xar: fix another infinite loop and expat error handling
#2173 shar: check strdup return value
#2161 lha: fix integer truncation on 32-bit systems
#2338 tar: fix memory leaks when processing symlinks or parsing pax headers
#2245 7zip: fix issue when skipping first file in 7zip archive that
is a multiple of 65536 bytes
#2252 7-zip: read/write symlink paths as UTF-8
#2259 rar5: don't try to read rediculously long names
#2290 ar: fix archive entries having no type
#2360 tar: fix truncation of entry pathnames in specific archives
CVE: CVE-2024-20696, CVE-2024-26256
(cherry picked from commit bd66c1b43e)
Libarchive 3.7.3
New features:
#1941 uudecode filter: support file name and file mode in raw mode
#1943 7-zip reader: translate Windows permissions into UNIX
permissions
#1962 zstd filter now supports the "long" write option
#2012 add trailing letter b to bsdtar(1) substitute pattern
#2031 PCRE2 support
#2054 add support for long options "--group" and "--owner" to tar(1)
Security fixes:
#2101 Fix possible vulnerability in tar error reporting introduced
in f27c173
Important bugfixes:
#1974 ISO9660: preserve the natural order of links
#2105 rar5: fix infinite loop if during rar5 decompression the last
block produced no data
#2027 xz filter: fix incorrect eof at the end of an lzip member
#2043 zip: fix end-of-data marker processing when decompressing zip
archives
(cherry picked from commit b9128a37fa)
Libarchive 3.7.0
Important changes (relevant to FreeBSD):
#1814 Do not account for NULL terminator when comparing with "TRAILER!!!"
#1818 Add ability to produce multi-frame zstd archives
#1840 year 2038 fix for pax archives on platforms with 64-bit time_t
#1860 Make single bit bitfields unsigned to avoid clang 16 warning
#1869 Fix FreeBSD builds with WARNS=6
#1873 bsdunzip ported to libarchive from FreeBSD
#1894 read support for zstd compression in 7zip archives
#1918 ARM64 filter support in 7zip archives
MFC after: 2 weeks
PR: 272567 (exp-run)
Libarchive 3.6.2
Important bug fixes:
rar5 reader: fix possible garbled output with bsdtar -O (#1745)
mtree reader: support reading mtree files with tabs (#1783)
various small fixes for issues found by CodeQL
MFC after: 2 weeks
PR: 286306 (exp-run)
Libarchive 3.6.0
New features:
PR #1614: tar: new option "--no-read-sparse"
PR #1503: RAR reader: filter support
PR #1585: RAR5 reader: self-extracting archive support
New features (not used in FreeBSD base):
PR #1567: tar: threads support for zstd (#1567)
PR #1518: ZIP reader: zstd decompression support
Security Fixes:
PR #1491, #1492, #1493, CVE-2021-36976:
fix invalid memory access and out of bounds read in RAR5 reader
PR #1566, #1618, CVE-2021-31566:
extended fix for following symlinks when processing the fixup list
Other notable bugfixes and improvements:
PR #1620: tar: respect "--ignore-zeros" in c, r and u modes
PR #1625: reduced size of application binaries
MFC after: 2 weeks
Relnotes: yes
Libarchive 3.5.2
New features:
PR #1502: Support for PWB and v7 binary cpio formats
PR #1509: Support of deflate algorithm in symbolic link decompression
for ZIP archives
Important bugfixes:
IS #1044: fix extraction of hardlinks to symlinks
PR #1480: Fix truncation of size values during 7zip archive
extraction on 32bit architectures
PR #1504: fix rar header skiming
PR #1514: ZIP excessive disk read - fix location of central directory
PR #1520: fix double-free in CAB reader
PR #1521: Fixed leak of rar before ending with error
PR #1530: Handle short writes from archive_write_callback
PR #1532: 7zip: Use compression settings from file also for file header
IS #1566: do not follow symlinks when processing the fixup list
MFC after: 2 weeks
Relnotes: yes
Update libarchive to 3.5.0
Relevant vendor changes:
Issue #1258: add archive_read_support_filter_by_code()
PR #1347: mtree digest reader support
Issue #1381: skip hardlinks pointing to itself on extraction
PR #1387: fix writing of cpio archives with hardlinks without file type
PR #1388: fix rdev field in cpio format for device nodes
PR #1389: completed support for UTF-8 encoding conversion
PR #1405: more formats in archive_read_support_format_by_code()
PR #1408: fix uninitialized size in rar5_read_data
PR #1409: system extended attribute support
PR #1435: support for decompression of symbolic links in zipx archives
Issue #1456: memory leak after unsuccessful archive_write_open_filename
MFC after: 1 week
Two more cases of explicitly marking globals for internal linkage where they
need not be shared. Committed upstream as of a38e62314a1f.
MFC after: 1 week
Update libarchive to 3.4.2
Relevant vendor changes:
PR #1289: atomic extraction support (bsdtar -x --safe-writes)
PR #1308: big endian fix for UTF16 support in LHA reader
PR #1326: reject RAR5 files that declare invalid header flags
Issue #987: fix support 7z archive entries with Delta filter
Issue #1317: fix compression output buffer handling in XAR writer
Issue #1319: fix uname or gname longer than 32 characters in pax writer
Issue #1325: fix use after free when archiving hardlinks in ISO9660 or XAR
Use localtime_r() and gmtime_r() instead of localtime() and gmtime()
X-MFC-With: r356212,r356365,r356416
MFC after: 1 week
Update libarchive to 3.4.1
Relevant vendor changes since last update:
Issue #351: Refactor and implement private state logic for write filters
PR #1252: RAR5 reader - verify window size for solid files (OSS-Fuzz 15482)
PR #1255: zip writer - don't append unused NUL for directories
PR #1260: Fix sparse file offset overflow on 32-bit systems
PR #1263: UNICODE filename support for reading lha/lzh format
Issue #1276: Bugfix and optimize archive_wstring_append_from_mbs()
PR #1288: Add the "xattrhdr" option to pax write options
PR #1295: 7z reader - fix reading archives with digests in PackInfo
PR #1296: RAR5 reader - verify window size for multivolume archives
PR #1297: ZIP reader - support LZMA_STREAM_END marker in 'lzma alone' files
Issue #1298: Fix a heap-buffer-overflow in archive_string_append_from_wcs()
OSS-Fuzz 19360, 19362: LHA reader - plug two memory leaks on error
Fix possible off-by-one when dealing with readlink(2)
MFC after: 2 weeks
Sync libarchive with vendor.
Relevant vendor changes:
Issue #1237: Fix integer overflow in archive_read_support_filter_lz4.c
PR #1249: Correct some typographical and grammatical errors.
PR #1250: Minor corrections to the formatting of manual pages
MFC after: 1 week
Sync libarchive with vendor.
Relevant vendor changes:
Issue #795: XAR - do not try to add xattrs without an allocated name
PR #812: non-recursive option for extract and list
PR #958: support reading metadata from compressed files
PR #999: add --exclude-vcs option to bsdtar
Issue #1062: treat empty archives with a GNU volume header as valid
PR #1074: Handle ZIP files with trailing 0s in the extra fields
(Android APK archives)
PR #1109: Ignore padding in Zip extra field data (Android APK archives)
PR #1167: fix problems related to unreadable directories
Issue #1168: fix handling of strtol() and strtoul()
PR #1172: RAR5 - fix invalid window buffer read in E8E9 filter
PR #1174: ZIP reader - fix of MSZIP signature parsing
PR #1175: gzip filter - fix reading files larger than 4GB from memory
PR #1177: gzip filter - fix memory leak with repeated header reads
PR #1180: ZIP reader - add support for Info-ZIP Unicode Path Extra Field
PR #1181: RAR5 - fix merge_block() recursion
(OSS-Fuzz 12999, 13029, 13144, 13478, 13490)
PR #1183: fix memory leak when decompressing ZIP files with LZMA
PR #1184: fix RAR5 OSS-Fuzz issues 12466, 14490, 14491, 12817
OSS-Fuzz 12466: RAR5 - fix buffer overflow when parsing huffman tables
OSS-Fuzz 14490, 14491: RAR5 - fix bad shift-left operations
OSS-Fuzz 12817: RAR5 - handle a case with truncated huffman tables
PR #1186: RAR5 - fix invalid type used for dictionary size mask
(OSS-Fuzz 14537)
PR #1187: RAR5 - fix integer overflow (OSS-Fuzz 14555)
PR #1190: RAR5 - RAR5 don't try to unpack entries marked as directories
(OSS-Fuzz 14574)
PR #1196: RAR5 - fix a potential SIGSEGV on 32-bit builds
OSS-Fuzz 2582: RAR - fix use after free if there is an invalid entry
OSS-Fuzz 14331: RAR5 - fix maximum owner name length
OSS-Fuzz 13965: RAR5 - use unsigned int for volume number + range check
Additional RAR5 reader changes:
- support symlinks, hardlinks, file owner, file group, versioned files
- change ARCHIVE_FORMAT_RAR_V5 to 0x100000
- set correct mode for readonly directories
- support readonly, hidden and system Windows file attributes
MFC after: 2 weeks
Sync libarchive with vendor.
Relevant vendor changes:
PR #1085: Fix a null pointer dereference bug in zip writer
PR #1110: ZIP reader added support for XZ, LZMA, PPMD8 and BZIP2
decopmpression
PR #1116: Add support for 64-bit ar format
PR #1120: Fix a 7zip crash [1] and a ISO9660 infinite loop [2]
PR #1125: RAR5 reader - fix an invalid read and a memory leak
PR #1131: POSIX reader - do not fail when tree_current_lstat() fails
due to ENOENT [3]
PR #1134: Delete unnecessary null pointer checks before calls of free()
OSS-Fuzz 10843: Force intermediate to uint64_t to make UBSAN happy.
OSS-Fuzz 11011: Avoid buffer overflow in rar5 reader
PR: 233006 [3]
Security: CVE-2019-1000019 [1], CVE-2019-1000020 [2]
MFC after: 2 weeks
Sync libarchive with vendor
Relevant vendor changes:
PR #1013: Add missing h_base offset when performing absolute seeks in
xar decompression
PR #1061: Add support for extraction of RAR v5 archives
PR #1066: Fix out of bounds read on empty string filename for gnutar, pax
and v7tar
PR #1067: Fix temporary file path buffer overflow in tests
IS #1068: Correctly process and verify integer arguments passed to
bsdcpio and bsdtar
PR #1070: Don't default XAR entry atime/mtime to the current time
MFC after: 1 month
Update vendor/libarchive/dist to git 2c8c83b9731ff822fad6cc8c670ea5519c366a14
Important vendor changes:
PR #993: Chdir to -C directory for metalog processing
OSS-Fuzz #4969: Check size of the extended time field in zip archives
PR #973: Record informational compression level in gzip header
MFC after: 1 week
Sync libarchive with vendor.
Relevant vendor changes:
PR #905: Support for Zstandard read and write filters
PR #922: Avoid overflow when reading corrupt cpio archive
Issue #935: heap-based buffer overflow in xml_data (CVE-2017-14166)
OSS-Fuzz 2936: Place a limit on the mtree line length
OSS-Fuzz 2394: Ensure that the ZIP AES extension header is large enough
OSS-Fuzz 573: Read off-by-one error in RAR archives (CVE-2017-14502)
MFC after: 1 week
Security: CVE-2017-14166, CVE-2017-14502
Vendor changes (FreeBSD-related):
Report which extended attributes could not be restored
Update archive_read_disk.3 and archive_write_disk.3 manual pages
Plug memory leaks in xattr tests.
MFC after: 1 week
Sync libarchive with vendor.
Vendor changes (FreeBSD-related):
- store extended attributes with extattr_set_link() if no fd is provided
- add extended attribute tests to libarchive and bsdtar
- fix tar's test_option_acls
- support the UF_HIDDEN file flag
X-MFC with: 315636
Update libarchive to version 3.3.1 (and sync with latest vendor dist)
Notable vendor changes:
PR #501: improvements in ACL path handling
PR #724: fix hang when reading malformed cpio files
PR #864: fix out of bounds read with malformed GNU tar archives
Documentation, style, test suite improvements and typo fixes.
New options to bsdtar that enable or disable reading and/or writing of:
Access Control Lists (--acls, --no-acls)
Extended file flags (--fflags, --no-fflags)
Extended attributes (--xattrs, --no-xattrs)
Mac OS X metadata (Mac OS X only) (--mac-metadata, --no-mac-metadata)
MFC after: 2 weeks
Update libarchive to 3.1.2
Some of new features:
- support for lrzip and grzip compression
- support for writing tar v7 format
- b64encode and uuencode filters
- support for __MACOSX directory in Zip archives
- support for lzop compresion (external utility)
