CVE-2021-38604High· 7.5▾ TwilightIn librt in the GNU C Library (aka glibc) through 2.34, sysdeps/unix/sysv/linux/mq_notify.c mishandles certain NOTIFY_REMOVED data, leading to a NULL pointer dereference. NOTE: this vulnerability was introduced as a side effect of the CV…
▾ Twilight zone — High severity, or a signal on a lesser flaw
impact 41.3 · likelihood 0.6 · exploitation 0
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Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via NVD
Last analysed / modified upstream
3.0%
In librt in the GNU C Library (aka glibc) through 2.34, sysdeps/unix/sysv/linux/mq_notify.c mishandles certain NOTIFY_REMOVED data, leading to a NULL pointer dereference. NOTE: this vulnerability was introduced as a side effect of the CVE-2021-33574 fix.
glibc <= 2.34fedora = 35communications_cloud_native_core_binding_support_function = 22.1.3communications_cloud_native_core_network_function_cloud_native_environment = 22.1.0communications_cloud_native_core_network_repository_function = 22.1.2communications_cloud_native_core_network_repository_function = 22.2.0communications_cloud_native_core_security_edge_protection_proxy = 22.1.1communications_cloud_native_core_unified_data_repository = 22.2.0enterprise_operations_monitor = 4.3enterprise_operations_monitor = 4.4enterprise_operations_monitor = 5.0Refer to the linked advisories for vendor-supplied fixes and affected version ranges.
Connected by shared product, vendor, weakness, or advisory.
CVE-2021-43396High· 7.5In iconvdata/iso-2022-jp-3.c in the GNU C Library (aka glibc) 2.34, remote attackers can force iconv() to emit a spurious '\0' character via crafted ISO-2022-JP-3 data that is accompanied by an internal state reset
CVE-2021-35942Critical· 9.1The wordexp function in the GNU C Library (aka glibc) through 2.33 may crash or read arbitrary memory in parse_param (in posix/wordexp.c) when called with an untrusted, crafted pattern, potentially resulting in a denial of service or dis…
CVE-2021-3537Medium· 5.9A vulnerability found in libxml2 in versions before 2.9.11 shows that it did not propagate errors while parsing XML mixed content, causing a NULL dereference
CVE-2021-33574Critical· 9.8The mq_notify function in the GNU C Library (aka glibc) versions 2.32 and 2.33 has a use-after-free
CVE-2021-27645Low· 2.5The nameserver caching daemon (nscd) in the GNU C Library (aka glibc or libc6) 2.29 through 2.33, when processing a request for netgroup lookup, may crash due to a double-free, potentially resulting in degraded service or Denial of Servi…
CVE-2021-4209Medium· 6.5A NULL pointer dereference flaw was found in GnuTLS