openSUSE-SU-2023:0101-1

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    openSUSE-SU-2023:0101-1

    Published: 2 May 2023Last Modified: 4 Feb 2026
    Upstream:
    CVE-2023-26437

    Summary: Security update for pdns-recursor

    Details: This update for pdns-recursor fixes the following issues: pdns-recursor was updated to 4.6.6: * fixes deterred spoofing attempts can lead to authoritative servers being marked unavailable (boo#1209897, CVE-2023-26437) Fixes in 4.6.5: * When an expired NSEC3 entry is seen, move it to the front of the expiry queue * Log invalid RPZ content when obtained via IXFR * Detect invalid bytes in makeBytesFromHex() * Timeout handling for IXFRs as a client Fixes in 4.6.4: * Check qperq limit if throttling happened, as it increases counters * Failure to retrieve DNSKEYs of an Insecure zone should not be fatal * Resize answer length to actual received length in udpQueryResponse

    References: https://lists.opensuse.org/archives/list/[email protected]/thread/O77AR5R2DS34JA2Y3VBBU6V4IZWVEM56/, https://bugzilla.suse.com/1209897, https://www.suse.com/security/cve/CVE-2023-26437

    Affected packages

    Package

    Name: pdns-recursor

    Purl: pkg:rpm/suse/pdns-recursor&distro=SUSE%20Package%20Hub%2015%20SP4

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -4.6.6-bp154.2.6.1

    Affected versions

    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
    openSUSE-SU-2023:0101-1 | CVE-DB