Red Hat Security Advisory: glibc security update

Fixed packages 247

Vulnerabilities 5

• High 8.1
  CVE-2024-33599

  nscd: Stack-based buffer overflow in netgroup cache

  nscd: Stack-based buffer overflow in netgroup cache If the Name Service Cache Daemon's (nscd) fixed size cache is exhausted by client requests then a subsequent client request for netgroup data may result in a stack-based buffer overflow. This flaw was introd…

  The GNU C Library glibc glibc eglibc Debian Ubuntu Azure Linux Wolfi
  May 6, 2024
• High 7.4
  CVE-2024-33602

  nscd: netgroup cache assumes NSS callback uses in-buffer strings

  nscd: netgroup cache assumes NSS callback uses in-buffer strings The Name Service Cache Daemon's (nscd) netgroup cache can corrupt memory when the NSS callback does not store all strings in the provided buffer. The flaw was introduced in glibc 2.15 when the c…

  The GNU C Library glibc glibc eglibc Debian Ubuntu Azure Linux Wolfi
  May 6, 2024
• High 7.3
  CVE-2024-2961 Public exploit EPSS 88%

  The iconv() function in the GNU C Library versions 2.39 and older may overflow the output buffer passed to it by up to …

  The GNU C Library glibc glibc eglibc Debian Ubuntu Wolfi
  Apr 17, 2024
• High 7.3
  CVE-2024-33601

  nscd: netgroup cache may terminate daemon on memory allocation failure

  nscd: netgroup cache may terminate daemon on memory allocation failure The Name Service Cache Daemon's (nscd) netgroup cache uses xmalloc or xrealloc and these functions may terminate the process due to a memory allocation failure resulting in a denial of ser…

  The GNU C Library glibc glibc eglibc Debian Ubuntu Azure Linux Wolfi
  May 6, 2024
• Medium 5.9
  CVE-2024-33600

  nscd: Null pointer crashes after notfound response

  nscd: Null pointer crashes after notfound response If the Name Service Cache Daemon's (nscd) cache fails to add a not-found netgroup response to the cache, the client request can result in a null pointer dereference. This flaw was introduced in glibc 2.15 whe…

  The GNU C Library glibc glibc eglibc Debian Ubuntu Azure Linux Wolfi
  May 6, 2024

References

• article
  https://access.redhat.com/security/updates/classification/#important
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=2273404
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=2277202
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=2277204
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=2277205
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=2277206
• advisory
  https://security.access.redhat.com/data/csaf/v2/advisories/2024/rhsa-2024_3312.json
• report
  https://access.redhat.com/security/cve/CVE-2024-2961
• advisory
  https://www.cve.org/CVERecord?id=CVE-2024-2961
• advisory
  https://nvd.nist.gov/vuln/detail/CVE-2024-2961
• article
  https://www.openwall.com/lists/oss-security/2024/04/17/9
• report
  https://access.redhat.com/security/cve/CVE-2024-33599
• advisory
  https://www.cve.org/CVERecord?id=CVE-2024-33599
• advisory
  https://nvd.nist.gov/vuln/detail/CVE-2024-33599
• report
  https://access.redhat.com/security/cve/CVE-2024-33600
• advisory
  https://www.cve.org/CVERecord?id=CVE-2024-33600
• advisory
  https://nvd.nist.gov/vuln/detail/CVE-2024-33600
• report
  https://access.redhat.com/security/cve/CVE-2024-33601
• advisory
  https://www.cve.org/CVERecord?id=CVE-2024-33601
• advisory
  https://nvd.nist.gov/vuln/detail/CVE-2024-33601
• report
  https://access.redhat.com/security/cve/CVE-2024-33602
• advisory
  https://www.cve.org/CVERecord?id=CVE-2024-33602
• advisory
  https://nvd.nist.gov/vuln/detail/CVE-2024-33602