CVE Feed

    Dashboard / CVE / CVE-2002-2438

    CVE-2002-2438

    TCP firewalls could be circumvented by sending a SYN Packets with other flags (like e.g. RST flag) set, which was not correctly discarded by the Linux TCP stack after firewalling.

    Published:May 18, 2021
    Last Modified:Nov 20, 2024
    EPS:May 18, 2021
    EPSS Score:0.04663
    CVSS Score:7.5

    Affected Products

    Vendor
    Linux
    Product
    Linux Kernel

    Exploits

    http://www.openwall.com/lists/oss-security/2012/05/30/11http://www.openwall.com/lists/oss-security/2012/05/30/11

    Common Weakness Enumeration

    CWE-287 Improper Authentication

    Related CVEs

    CVE-2026-80925 — In the Linux kernel, the following vulnerability has been resolved: vlan: fix skb_under_panic and races when …
    CVE-2026-80924 (CVSS 7.5) — In the Linux kernel, the following vulnerability has been resolved: crypto: krb5 - use kfree_sensitive() for …
    CVE-2026-80923 — In the Linux kernel, the following vulnerability has been resolved: xhci: dbgtty: Fix unregister on tty_regis…
    CVE-2026-80922 — In the Linux kernel, the following vulnerability has been resolved: crypto: qcom-rng - Allow zero as a random…
    CVE-2026-80921 (CVSS 8.8) — In the Linux kernel, the following vulnerability has been resolved: KVM: s390: vsie: zero stale crypto bits …
    CVE-2026-80920 — In the Linux kernel, the following vulnerability has been resolved: io_uring: defer eventfd signaling when qu…
    CVE-2026-80919 — In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: fix recursive ww_mutex acquir…
    CVE-2026-80918 — In the Linux kernel, the following vulnerability has been resolved: HID: core: fix number/pointer type confus…
    CVE-2026-80917 — In the Linux kernel, the following vulnerability has been resolved: PCI: host-generic: Fix NULL pointer deref…
    CVE-2026-80916 — In the Linux kernel, the following vulnerability has been resolved: kcov: fix data corruption and race condit…

    References

    http://www.openwall.com/lists/oss-security/2012/02/03/7
    http://www.openwall.com/lists/oss-security/2012/05/29/8
    http://www.openwall.com/lists/oss-security/2012/05/30/11
    http://www.openwall.com/lists/oss-security/2012/05/30/12
    http://www.openwall.com/lists/oss-security/2012/05/30/13
    http://www.openwall.com/lists/oss-security/2012/05/30/2
    http://www.openwall.com/lists/oss-security/2012/05/30/4
    http://www.openwall.com/lists/oss-security/2012/05/30/8
    http://www.openwall.com/lists/oss-security/2012/05/30/9
    http://www.openwall.com/lists/oss-security/2012/05/31/3
    http://www.openwall.com/lists/oss-security/2014/02/12/8
    https://bugzilla.suse.com/show_bug.cgi?id=744994%2C
    https://security.netapp.com/advisory/ntap-20210727-0003/
    https://www.kb.cert.org/vuls/id/464113
    https://www.kb.cert.org/vuls/id/464113%2C
    https://www.openwall.com/lists/oss-security/2012/02/03/7
    http://www.openwall.com/lists/oss-security/2012/02/03/7
    http://www.openwall.com/lists/oss-security/2012/05/29/8
    http://www.openwall.com/lists/oss-security/2012/05/30/11
    http://www.openwall.com/lists/oss-security/2012/05/30/12
    http://www.openwall.com/lists/oss-security/2012/05/30/13
    http://www.openwall.com/lists/oss-security/2012/05/30/2
    http://www.openwall.com/lists/oss-security/2012/05/30/4
    http://www.openwall.com/lists/oss-security/2012/05/30/8
    http://www.openwall.com/lists/oss-security/2012/05/30/9
    http://www.openwall.com/lists/oss-security/2012/05/31/3
    http://www.openwall.com/lists/oss-security/2014/02/12/8
    https://bugzilla.suse.com/show_bug.cgi?id=744994%2C
    https://security.netapp.com/advisory/ntap-20210727-0003/
    https://www.kb.cert.org/vuls/id/464113
    https://www.kb.cert.org/vuls/id/464113%2C
    https://www.openwall.com/lists/oss-security/2012/02/03/7

    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