CentOS 7 : kernel (RHSA-2021:2725)

The remote CentOS Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2021:2725 advisory. - An issue was discovered in the Linux kernel before 5.2.6. On NUMA systems, the Linux fair scheduler has a use-after-free in shownumastats because NUM...

Design/Logic Flaw

The Linux kernel before 5.11.14 has a use-after-free in cipsov4genopt in net/ipv4/cipsoipv4.c because the CIPSO and CALIPSO refcounting for the DOI definitions is mishandled, aka CID-ad5d07f4a9cd. This leads to writing an arbitrary value...

CVE-2021-33033

The Linux kernel before 5.11.14 has a use-after-free in cipsov4genopt in net/ipv4/cipsoipv4.c because the CIPSO and CALIPSO refcounting for the DOI definitions is mishandled, aka CID-ad5d07f4a9cd. This leads to writing an arbitrary value...

CVE-2021-33033

The Linux kernel before 5.11.14 has a use-after-free in cipsov4genopt in net/ipv4/cipsoipv4.c because the CIPSO and CALIPSO refcounting for the DOI definitions is mishandled, aka CID-ad5d07f4a9cd. This leads to writing an arbitrary value...

CVE-2021-33033

The Linux kernel before 5.11.14 has a use-after-free in cipsov4genopt in net/ipv4/cipsoipv4.c because the CIPSO and CALIPSO refcounting for the DOI definitions is mishandled, aka CID-ad5d07f4a9cd. This leads to writing an arbitrary value...

CVE-2021-33033

The connected sources confirm CVE-2021-33033 affects the Linux kernel up to 5.11.14, with a use-after-free in cipso_v4_genopt (net/ipv4/cipso_ipv4.c) due to mishandled CIPSO/CALIPSO DOI refcounting, enabling writing an arbitrary value. Exploitation would be local. Remediation is to upgrade to a f...