UBUNTU-CVE-2021-36086

The CIL compiler in SELinux 3.2 has a use-after-free in cilresetclasspermission called from cilresetclasspermsset and cilresetclasspermslist...

Heap overflow

The CIL compiler in SELinux 3.2 has a heap-based buffer over-read in ebitmapmatchany called indirectly from cilcheckneverallow. This occurs because there is sometimes a lack of checks for invalid statements in an optional block...

UBUNTU-CVE-2021-36084

The CIL compiler in SELinux 3.2 has a use-after-free in cilverifyclassperms called from cilverifyclasspermission and cilpreverifyhelper...

Double free

The CIL compiler in SELinux 3.2 has a use-after-free in cilverifyclassperms called from verifymappermclassperms and hashtabmap...

CVE-2021-36087

CVE-2021-36087 is a real vulnerability in the CIL compiler of SELinux 3.2 affecting the libsepol stack. The issue is a heap-based buffer over-read in ebitmap_match_any (triggered via cil_check_neverallow), caused by insufficient validation of statements within an optional block. The included conn...

CVE-2021-36087

The CIL compiler in SELinux 3.2 has a heap-based buffer over-read in ebitmapmatchany called indirectly from cilcheckneverallow. This occurs because there is sometimes a lack of checks for invalid statements in an optional block...

CVE-2021-36087

The CIL compiler in SELinux 3.2 has a heap-based buffer over-read in ebitmapmatchany called indirectly from cilcheckneverallow. This occurs because there is sometimes a lack of checks for invalid statements in an optional block...

CVE-2021-36086

The CIL compiler in SELinux 3.2 has a use-after-free in cilresetclasspermission called from cilresetclasspermsset and cilresetclasspermslist...

CVE-2021-36086

Summary: CVE-2021-36086 concerns the libsepol component used by SELinux, stemming from a use-after-free in the CIL compiler’s class-permission handling. The published records consistently describe the vulnerability as occurring in the CIL code path (cil_reset_classpermission) and related helper c...

CVE-2021-36086

The CIL compiler in SELinux 3.2 has a use-after-free in cilresetclasspermission called from cilresetclasspermsset and cilresetclasspermslist...

CVE-2021-36085

The CIL compiler in SELinux 3.2 has a use-after-free in cilverifyclassperms called from verifymappermclassperms and hashtabmap...

CVE-2021-36085

The CIL compiler in SELinux 3.2 has a use-after-free in cilverifyclassperms called from verifymappermclassperms and hashtabmap...

CVE-2021-36084

The CIL compiler in SELinux 3.2 has a use-after-free in cilverifyclassperms called from cilverifyclasspermission and cilpreverifyhelper...

CVE-2021-36084

The CIL compiler in SELinux 3.2 has a use-after-free in cilverifyclassperms called from cilverifyclasspermission and cilpreverifyhelper...

CVE-2021-36084

CVE-2021-36084 pertains to libsepol in SELinux 3.2, where the CIL compiler has a use-after-free in __cil_verify_classperms (and related paths) and a heap-based buffer over-read (CVE-2021-36087). Several connected advisories confirm affected product libsepol and provide fixes: Debian LTS DLA-3930-...

SELinux 资源管理错误漏洞

SELinux is a Linux subsystem from the National Security Agency that uses a secure architecture that allows administrators to better control who has access to the system. A security vulnerability exists in SELinux version 3.2, which stems from a use-after-free in the SELinux CIL compiler in the...

SELinux 资源管理错误漏洞

SELinux is a Linux subsystem from the National Security Agency that uses a secure architecture that allows administrators to better control who has access to the system. SELinux suffers from a security vulnerability that stems from the CIL compiler in SELinux 3.2 having a use-after-free in...

Amazon Linux 2 : dhcp (ALAS-2021-1654)

The version of dhcp installed on the remote host is prior to 4.2.5-77. It is, therefore, affected by a vulnerability as referenced in the ALAS2-2021-1654 advisory. A flaw was found in the Dynamic Host Configuration Protocol DHCP. There is a discrepancy between the code that handles encapsulated...

Oracle Linux 6 : dhcp (ELSA-2021-9314)

The remote Oracle Linux 6 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2021-9314 advisory. 12:4.1.1-63.P1.0.2 - Added dhcp-4.1.1-P1-CVE-2021-25217.patch Orabug: 33005948 Tenable has extracted the preceding description block directly from the Oracle...

Oracle Linux 8 : dhcp (ELSA-2021-2359)

The remote Oracle Linux 8 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2021-2359 advisory. 12:4.3.6-44.1 - Fix for CVE-2021-25217 Tenable has extracted the preceding description block directly from the Oracle Linux security advisory. Note that Nessus...