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Sicherheitslücken in glibc

In den letzten 30 Tagen veröffentlichte Sicherheitslücken für glibc: 2. Davon im KEV-Katalog: 0.

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Sicherheitslücken: 9

  1. RLSA-2026:84753

    Mittel · CVSS 5.9Korrektur verfügbar

    Moderate: glibc security update

    The glibc packages provide the standard C libraries (libc), POSIX thread libraries (libpthread), standard math libraries (libm), and the name service cache daemon (nscd) used by multiple programs on the system. Without these libraries, the Linux system cannot function correctly. Security Fix(es): * glibc: Non-progress DoS in SHIFT_JISX0213 -&gt (CVE-2026-77117) * glibc: Non-progress DoS in EUC_JISX0213 -> UCS-4 conversion state (CVE-2026-80489) * glibc: glibc: Heap buffer overflow via attacker-controlled fopen mode string (CVE-2026-18374) * glibc: glibc DNS stub resolver: Denial of Service via long search domain in configuration (CVE-202

    glibcBetriebssysteme
    • Auf 0:2.39-145.el10_2 aktualisieren
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  2. RLSA-2026:76781

    Mittel · CVSS 6.8Korrektur verfügbar

    Moderate: glibc security, bug fix, and enhancement update

    The glibc packages provide the standard C libraries (libc), POSIX thread libraries (libpthread), standard math libraries (libm), and the name service cache daemon (nscd) used by multiple programs on the system. Without these libraries, the Linux system cannot function correctly. Security Fix(es): * glibc: Process abort due to invalid memory in wordexp (CVE-2026-6368) * glibc: Denial of Service via stack exhaustion during tilde expansion (CVE-2026-6791) * glibc: Buffer Overflow in strfmon right-justification padding (CVE-2026-19499) * glibc: Fix out-of-bounds array write in tdelete (CVE-2026-19542) Bug Fix(es) and Enhancement(s): * The

    glibcBetriebssysteme
    • Auf 0:2.39-142.el10_2 aktualisieren
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  3. RLSA-2026:42694

    Mittel · CVSS 6.5Korrektur verfügbar

    Moderate: glibc security update

    The glibc packages provide the standard C libraries (libc), POSIX thread libraries (libpthread), standard math libraries (libm), and the name service cache daemon (nscd) used by multiple programs on the system. Without these libraries, the Linux system cannot function correctly. Security Fix(es): * glibc: glibc: Information disclosure or denial of service via ungetwc function with specific wide character encodings (CVE-2026-5928) * glibc: glibc: Out-of-bounds write via TSIG record processing (CVE-2026-5435) * glibc: glibc: Application crash or uninitialized memory read via crafted DNS response (CVE-2026-6238) For more details about the s

    glibcBetriebssysteme
    • Auf 0:2.39-128.el10_2 aktualisieren
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    Originalmeldung 1 ↗Originalmeldung 2 ↗Originalmeldung 3 ↗

  4. RLSA-2026:33092

    Mittel · CVSS 5Korrektur verfügbar

    Moderate: glibc security, bug fix, and enhancement update

    The glibc packages provide the standard C libraries (libc), POSIX thread libraries (libpthread), standard math libraries (libm), and the name service cache daemon (nscd) used by multiple programs on the system. Without these libraries, the Linux system cannot function correctly. Security Fix(es): * glibc: glibc: Heap Buffer Overflow in `scanf` with `%mc` format specifier and large width (CVE-2026-5450) Bug Fix(es) and Enhancement(s): * Backport Zen5 IFUNC changes to prefer AVX512/EVEX?512 string implementations on Rocky Linux 10 [rhel-10] (JIRA:Rocky Linux-174869) For more details about the security issue(s), including the impact, a CVSS

    glibcBetriebssysteme
    • Auf 0:2.39-126.el10_2 aktualisieren
    Veröffentlicht Aktualisiert
    Originalmeldung 1 ↗Originalmeldung 2 ↗Originalmeldung 3 ↗

  5. RLSA-2026:20594

    Mittel · CVSS 5.3Korrektur verfügbar

    Moderate: glibc security update

    The glibc packages provide the standard C libraries (libc), POSIX thread libraries (libpthread), standard math libraries (libm), and the name service cache daemon (nscd) used by multiple programs on the system. Without these libraries, the Linux system cannot function correctly. Security Fix(es): * glibc: glibc: Denial of Service via iconv() function with specific character sets (CVE-2026-4046) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

    glibcBetriebssysteme
    • Auf 0:2.39-124.el10_2 aktualisieren
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  6. RLSA-2026:19061

    Mittel · CVSS 6.5Korrektur verfügbar

    Moderate: glibc security update

    The glibc packages provide the standard C libraries (libc), POSIX thread libraries (libpthread), standard math libraries (libm), and the name service cache daemon (nscd) used by multiple programs on the system. Without these libraries, the Linux system cannot function correctly. Security Fix(es): * glibc: glibc: Incorrect DNS response parsing via crafted DNS server response (CVE-2026-4437) * glibc: glibc: Invalid DNS hostname returned via gethostbyaddr functions (CVE-2026-4438) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed i

    glibcBetriebssysteme
    • Auf 0:2.39-121.el10_2 aktualisieren
    Veröffentlicht Aktualisiert
    Originalmeldung 1 ↗Originalmeldung 2 ↗Originalmeldung 3 ↗

  7. RLSA-2026:1334

    Hoch · CVSS 8.1Korrektur verfügbar

    Moderate: glibc security update

    The glibc packages provide the standard C libraries (libc), POSIX thread libraries (libpthread), standard math libraries (libm), and the name service cache daemon (nscd) used by multiple programs on the system. Without these libraries, the Linux system cannot function correctly. Security Fix(es): * glibc: Integer overflow in memalign leads to heap corruption (CVE-2026-0861) * glibc: glibc: Information disclosure via zero-valued network query (CVE-2026-0915) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References sect

    glibcBetriebssysteme
    • Auf 0:2.39-58.el10_1.7 aktualisieren
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    Originalmeldung 1 ↗Originalmeldung 2 ↗Originalmeldung 3 ↗

  8. RLSA-2025:13240

    Mittel · CVSS 4.2Korrektur verfügbar

    Moderate: glibc security update

    The glibc packages provide the standard C libraries (libc), POSIX thread libraries (libpthread), standard math libraries (libm), and the name service cache daemon (nscd) used by multiple programs on the system. Without these libraries, the Linux system cannot function correctly. Security Fix(es): * glibc: Double free in glibc (CVE-2025-8058) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

    glibcBetriebssysteme
    • Auf 0:2.39-46.el10_0 aktualisieren
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    Originalmeldung 1 ↗Originalmeldung 2 ↗Originalmeldung 3 ↗

  9. RLSA-2025:11066

    Mittel · CVSS 5.6Korrektur verfügbar

    Moderate: glibc security update

    The glibc packages provide the standard C libraries (libc), POSIX thread libraries (libpthread), standard math libraries (libm), and the name service cache daemon (nscd) used by multiple programs on the system. Without these libraries, the Linux system cannot function correctly. Security Fix(es): * glibc: Vector register overwrite bug in glibc (CVE-2025-5702) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

    glibcBetriebssysteme
    • Auf 0:2.39-43.el10_0 aktualisieren
    Veröffentlicht Aktualisiert
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