Aggregates CVE and security vulnerability intelligence across all libarchive-related products, including CVSS, EPSS, publication dates, and vulnerability intelligence data.
Historical issues mainly involve vendor risk buffer overflow and vendor risk memory corruption and related problems; some flaws may lead to vendor impact unexpected behavior, affecting vendor surface file processing scenarios.
| CVE | Summary | Source | Max CVSS | EPSS % | Published | Updated |
|---|---|---|---|---|---|---|
| CVE-2021-31566 | An improper link resolution flaw can occur while extracting an archive leading to changing modes, times, access control lists, and flags of a file outside of the archive. An attacker may provide a malicious archive to a victim user, who would trigger this flaw when trying to extract the archive. A local attacker may use this flaw to gain more privileges in a system. | [email protected] | 7.8 | 0.37% | 2022-08-23 | 2026-06-16 |
| CVE-2021-23177 | An improper link resolution flaw while extracting an archive can lead to changing the access control list (ACL) of the target of the link. An attacker may provide a malicious archive to a victim user, who would trigger this flaw when trying to extract the archive. A local attacker may use this flaw to change the ACL of a file on the system and gain more privileges. | [email protected] | 7.8 | 0.37% | 2022-08-23 | 2026-06-16 |
| CVE-2022-26280 | Libarchive v3.6.0 was discovered to contain an out-of-bounds read via the component zipx_lzma_alone_init. | [email protected] | 6.5 | 1.88% | 2022-03-28 | 2026-06-17 |
| CVE-2021-36976 | libarchive 3.4.1 through 3.5.1 has a use-after-free in copy_string (called from do_uncompress_block and process_block). | [email protected] | 6.5 | 2.84% | 2021-07-20 | 2026-06-16 |
| CVE-2020-21674 | Heap-based buffer overflow in archive_string_append_from_wcs() (archive_string.c) in libarchive-3.4.1dev allows remote attackers to cause a denial of service (out-of-bounds write in heap memory resulting into a crash) via a crafted archive file. NOTE: this only affects users who downloaded the development code from GitHub. Users of the product's official releases are unaffected. | [email protected] | 6.5 | 2.06% | 2020-10-15 | 2026-06-16 |
| CVE-2020-9308 | archive_read_support_format_rar5.c in libarchive before 3.4.2 attempts to unpack a RAR5 file with an invalid or corrupted header (such as a header size of zero), leading to a SIGSEGV or possibly unspecified other impact. | [email protected] | 8.8 | 2.25% | 2020-02-20 | 2026-06-16 |
| CVE-2019-19221 | In Libarchive 3.4.0, archive_wstring_append_from_mbs in archive_string.c has an out-of-bounds read because of an incorrect mbrtowc or mbtowc call. For example, bsdtar crashes via a crafted archive. | [email protected] | 5.5 | 0.66% | 2019-11-21 | 2026-06-16 |
| CVE-2019-18408 | archive_read_format_rar_read_data in archive_read_support_format_rar.c in libarchive before 3.4.0 has a use-after-free in a certain ARCHIVE_FAILED situation, related to Ppmd7_DecodeSymbol. | [email protected] | 7.5 | 4.04% | 2019-10-24 | 2026-06-16 |
| CVE-2019-11463 | A memory leak in archive_read_format_zip_cleanup in archive_read_support_format_zip.c in libarchive 3.3.4-dev allows remote attackers to cause a denial of service via a crafted ZIP file because of a HAVE_LZMA_H typo. NOTE: this only affects users who downloaded the development code from GitHub. Users of the product's official releases are unaffected. | [email protected] | 5.5 | 1.30% | 2019-04-22 | 2026-06-16 |
| CVE-2019-1000020 | 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. | [email protected] | 6.5 | 3.20% | 2019-02-04 | 2026-06-16 |
| CVE-2019-1000019 | 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. | [email protected] | 6.5 | 3.41% | 2019-02-04 | 2026-06-16 |
| CVE-2018-1000880 | libarchive version commit 9693801580c0cf7c70e862d305270a16b52826a7 onwards (release v3.2.0 onwards) contains a CWE-20: Improper Input Validation vulnerability in WARC parser - libarchive/archive_read_support_format_warc.c, _warc_read() that can result in DoS - quasi-infinite run time and disk usage from tiny file. This attack appear to be exploitable via the victim must open a specially crafted WARC file. | [email protected] | 6.5 | 4.06% | 2018-12-20 | 2026-06-16 |
| CVE-2018-1000879 | libarchive version commit 379867ecb330b3a952fb7bfa7bffb7bbd5547205 onwards (release v3.3.0 onwards) contains a CWE-476: NULL Pointer Dereference vulnerability in ACL parser - libarchive/archive_acl.c, archive_acl_from_text_l() that can result in Crash/DoS. This attack appear to be exploitable via the victim must open a specially crafted archive file. | [email protected] | 6.5 | 3.37% | 2018-12-20 | 2026-06-16 |
| CVE-2018-1000878 | 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. | [email protected] | 8.8 | 4.45% | 2018-12-20 | 2026-06-16 |
| CVE-2018-1000877 | 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. | [email protected] | 8.8 | 4.58% | 2018-12-20 | 2026-06-16 |
| CVE-2017-14503 | 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. | [email protected] | 6.5 | 1.96% | 2017-09-17 | 2026-06-16 |
| 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. | [email protected] | 7.5 | 3.37% | 2017-09-17 | 2026-06-16 |
| CVE-2017-14501 | An out-of-bounds read flaw exists in parse_file_info in archive_read_support_format_iso9660.c in libarchive 3.3.2 when extracting a specially crafted iso9660 iso file, related to archive_read_format_iso9660_read_header. | [email protected] | 6.5 | 2.15% | 2017-09-17 | 2026-06-16 |
| CVE-2017-14166 | libarchive 3.3.2 allows 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. | [email protected] | 6.5 | 3.34% | 2017-09-06 | 2026-06-16 |
| CVE-2016-10350 | The archive_read_format_cab_read_header function in archive_read_support_format_cab.c in libarchive 3.2.2 allows remote attackers to cause a denial of service (heap-based buffer over-read and application crash) via a crafted file. | [email protected] | 5.5 | 1.60% | 2017-04-30 | 2026-06-16 |