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    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.

    Published:Jan 20, 2019
    Last Modified:Nov 21, 2024
    EPS:Feb 4, 2019
    EPSS Score:0.01026
    CVSS Score:6.5

    Affected Products

    Vendor
    Canonical
    Product
    Ubuntu Linux
    Vendor
    Debian
    Product
    Debian Linux
    Vendor
    Fedoraproject
    Product
    Fedora
    Vendor
    Libarchive
    Product
    Libarchive
    Vendor
    Opensuse
    Product
    Leap
    Vendor
    Redhat
    Product
    Enterprise Linux
    Vendor
    Redhat
    Product
    Enterprise Linux Desktop
    Vendor
    Redhat
    Product
    Enterprise Linux Server
    Vendor
    Redhat
    Product
    Enterprise Linux Workstation

    Exploits

    https://github.com/libarchive/libarchive/pull/1120/commits/65a23f5dbee4497064e9bb467f81138a62b0dae1https://github.com/libarchive/libarchive/pull/1120/commits/65a23f5dbee4497064e9bb467f81138a62b0dae1

    Common Weakness Enumeration

    CWE-125 Out-of-bounds Read

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-540 Overread Buffers

    Related CVEs

    CVE-2026-13476 (CVSS 7.3) — IBM Informix Dynamic Server 14.10, 15.0, and 12.10 could allow an unauthenticated user to execute arbitrary co…
    CVE-2026-13367 (CVSS 7.8) — IBM Informix Dynamic Server 14.10, and 15.0 contain a local privilege escalation vulnerability in the oninit s…
    CVE-2026-47337 (CVSS 3.3) — Ubuntu Linux 6.8, 6.17 and 7.0 contain SAUCE patches with a possible NULL pointer dereference in the handling …
    CVE-2026-47336 (CVSS 3.3) — Ubuntu Linux 6.8 contains SAUCE patches with a possible use of an uninitialized variable in AppArmor AF_INET/A…
    CVE-2026-47335 (CVSS 5.5) — Ubuntu Linux 6.8 contains SAUCE patches with a possible NULL pointer dereference in the handling of AppArmor n…
    CVE-2026-47334 (CVSS 5.5) — Ubuntu Linux 6.8, 6.17 and 7.0 contain AppArmor SAUCE patches which incorrectly sleep while holding a spinlock…
    CVE-2026-47333 (CVSS 7.8) — Ubuntu Linux 6.8, 6.17 and 7.0 contain AppArmor SAUCE patches which can potentially incorrectly compute the si…
    CVE-2026-47332 (CVSS 5.5) — Ubuntu Linux 6.8, 6.17 and 7.0 contain AppArmor SAUCE patches which incorrectly validate the size of an intern…
    CVE-2026-47331 (CVSS 7.8) — Ubuntu Linux 6.8 contains AppArmor SAUCE patches which fail to acquire a lock when modifying a linked list. An…
    CVE-2026-47330 (CVSS 3.3) — Ubuntu Linux 6.8, 7.17 and 7.0 contain AppArmor SAUCE patches which can, under certain circumstances, use an u…

    References

    http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00055.html
    http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00012.html
    http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00015.html
    https://access.redhat.com/errata/RHSA-2019:2298
    https://access.redhat.com/errata/RHSA-2019:3698
    https://github.com/libarchive/libarchive/pull/1120
    https://github.com/libarchive/libarchive/pull/1120/commits/65a23f5dbee4497064e9bb467f81138a62b0dae1
    https://lists.debian.org/debian-lts-announce/2019/02/msg00013.html
    https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CBOCC2M6YGPZA6US43YK4INPSJZZHRTG/
    https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZVXA7PHINVT6DFF6PRLTDTVTXKDLVHNF/
    https://usn.ubuntu.com/3884-1/
    http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00055.html
    http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00012.html
    http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00015.html
    https://access.redhat.com/errata/RHSA-2019:2298
    https://access.redhat.com/errata/RHSA-2019:3698
    https://github.com/libarchive/libarchive/pull/1120
    https://github.com/libarchive/libarchive/pull/1120/commits/65a23f5dbee4497064e9bb467f81138a62b0dae1
    https://lists.debian.org/debian-lts-announce/2019/02/msg00013.html
    https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CBOCC2M6YGPZA6US43YK4INPSJZZHRTG/
    https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZVXA7PHINVT6DFF6PRLTDTVTXKDLVHNF/
    https://usn.ubuntu.com/3884-1/

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High