SUSE-SU-2019:2517-1

Описание

This update for libseccomp fixes the following issues:

Security issues fixed:

• CVE-2019-9893: An incorrect generation of syscall filters in libseccomp was fixed (bsc#1128828)

libseccomp was updated to new upstream release 2.4.1:

• Fix a BPF generation bug where the optimizer mistakenly identified duplicate BPF code blocks.

libseccomp was updated to 2.4.0 (bsc#1128828 CVE-2019-9893):

• Update the syscall table for Linux v5.0-rc5
• Added support for the SCMP_ACT_KILL_PROCESS action
• Added support for the SCMP_ACT_LOG action and SCMP_FLTATR_CTL_LOG attribute
• Added explicit 32-bit (SCMP_AX_32(...)) and 64-bit (SCMP_AX_64(...)) argument comparison macros to help protect against unexpected sign extension
• Added support for the parisc and parisc64 architectures
• Added the ability to query and set the libseccomp API level via seccomp_api_get(3) and seccomp_api_set(3)
• Return -EDOM on an endian mismatch when adding an architecture to a filter
• Renumber the pseudo syscall number for subpage_prot() so it no longer conflicts with spu_run()
• Fix PFC generation when a syscall is prioritized, but no rule exists
• Numerous fixes to the seccomp-bpf filter generation code
• Switch our internal hashing function to jhash/Lookup3 to MurmurHash3
• Numerous tests added to the included test suite, coverage now at ~92%
• Update our Travis CI configuration to use Ubuntu 16.04
• Numerous documentation fixes and updates

libseccomp was updated to release 2.3.3:

• Updated the syscall table for Linux v4.15-rc7