Red Hat Security Advisory: kernel security update

Fixed packages 25

Vulnerabilities 2

• High 7.8
  CVE-2023-0461 Public exploit

  Use-after-free vulnerability in the Linux Kernel

  There is a use-after-free vulnerability in the Linux Kernel which can be exploited to achieve local privilege escalation. To reach the vulnerability kernel configuration flag CONFIG_TLS or CONFIG_XFRM_ESPINTCP has to be configured, but the operation does not …

  Linux linux_kernel linux-raspi2 linux-hwe Linux Debian Ubuntu Azure Linux
  Feb 28, 2023
• High 7.5
  CVE-2023-1390

  A remote denial of service vulnerability was found in the Linux kernel’s TIPC kernel module. The while loop in tipc_lin…

  linux-raspi2 linux-hwe linux-azure linux-riscv Linux Debian Ubuntu
  Mar 16, 2023

References

• article
  https://access.redhat.com/security/updates/classification/#important
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=2176192
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=2178212
• advisory
  https://security.access.redhat.com/data/csaf/v2/advisories/2023/rhsa-2023_3190.json
• report
  https://access.redhat.com/security/cve/CVE-2023-0461
• advisory
  https://www.cve.org/CVERecord?id=CVE-2023-0461
• advisory
  https://nvd.nist.gov/vuln/detail/CVE-2023-0461
• article
  https://github.com/torvalds/linux/commit/2c02d41d71f90a5168391b6a5f2954112ba2307c
• report
  https://access.redhat.com/security/cve/CVE-2023-1390
• advisory
  https://www.cve.org/CVERecord?id=CVE-2023-1390
• advisory
  https://nvd.nist.gov/vuln/detail/CVE-2023-1390
• article
  https://gist.github.com/netspooky/bee2d07022f6350bb88eaa48e571d9b5
• article
  https://infosec.exchange/@_mattata/109427999461122360