Red Hat Security AdvisoryRHSA-2018:1854
kernel security and bug fix update
Released 2018-06-19 · Red Hat rating Important · View on Red Hat →
Fixes 18 records
Priority MEDIUM 59
Systems with microprocessors utilizing speculative execution and speculative execution of memory reads before the addresses of all prior memory writes are known may allow unauthorized disclosure of information to an atta…
CVSS 3.1MEDIUM 5.5· Local · Low privileges · No interaction · EPSS 0.60156 · Published 2018-05-22 · Partial fix CWE-203
Priority MEDIUM 51
The packet_set_ring function in net/packet/af_packet.c in the Linux kernel through 4.10.6 does not properly validate certain block-size data, which allows local users to cause a denial of service (integer signedness erro…
CVSS 3.1HIGH 7.8· Local · Low privileges · No interaction · EPSS 0.17827 · Published 2017-03-29 · Fixed CWE-681
Priority LOW 37
The inet_csk_clone_lock function in net/ipv4/inet_connection_sock.c in the Linux kernel through 4.10.15 allows attackers to cause a denial of service (double free) or possibly have unspecified other impact by leveraging…
CVSS 3.1HIGH 7.8· Local · Low privileges · No interaction · EPSS 0.01422 · Published 2017-05-10 · Partial fix CWE-415
Priority LOW 35
The tcp_v6_syn_recv_sock function in net/ipv6/tcp_ipv6.c in the Linux kernel through 4.11.1 mishandles inheritance, which allows local users to cause a denial of service or possibly have unspecified other impact via craf…
CVSS 3.1HIGH 7.8· Local · Low privileges · No interaction · EPSS 0.00724 · Published 2017-05-19 · Partial fix
Priority LOW 35
Integer overflow in the aio_setup_single_vector function in fs/aio.c in the Linux kernel 4.0 allows local users to cause a denial of service or possibly have unspecified other impact via a large AIO iovec.
CVSS 3.0HIGH 7.8· Local · Low privileges · No interaction · EPSS 0.00496 · Published 2016-05-02 · Partial fix
Priority LOW 34
The dccp_v6_request_recv_sock function in net/dccp/ipv6.c in the Linux kernel through 4.11.1 mishandles inheritance, which allows local users to cause a denial of service or possibly have unspecified other impact via cra…
CVSS 3.1HIGH 7.8· Local · Low privileges · No interaction · EPSS 0.00366 · Published 2017-05-19 · Partial fix
Priority LOW 34
The sctp_v6_create_accept_sk function in net/sctp/ipv6.c in the Linux kernel through 4.11.1 mishandles inheritance, which allows local users to cause a denial of service or possibly have unspecified other impact via craf…
CVSS 3.1HIGH 7.8· Local · Low privileges · No interaction · EPSS 0.0038 · Published 2017-05-19 · Partial fix
Priority LOW 34
The mm subsystem in the Linux kernel through 3.2 does not properly enforce the CONFIG_STRICT_DEVMEM protection mechanism, which allows local users to read or write to kernel memory locations in the first megabyte (and by…
CVSS 3.1HIGH 7.8· Local · Low privileges · No interaction · EPSS 0.0032 · Published 2017-04-17 · Partial fix CWE-732
Priority LOW 34
Race condition in kernel/events/core.c in the Linux kernel before 4.9.7 allows local users to gain privileges via a crafted application that makes concurrent perf_event_open system calls for moving a software group into…
CVSS 3.1HIGH 7.0· Local · No auth · User interaction · EPSS 0.01674 · Published 2017-02-18 · Fixed CWE-362
Priority LOW 34
Integer overflow in fs/aio.c in the Linux kernel before 3.4.1 allows local users to cause a denial of service or possibly have unspecified other impact via a large AIO iovec.
CVSS 3.1HIGH 7.8· Local · Low privileges · No interaction · EPSS 0.00341 · Published 2016-05-02 · Partial fix CWE-190
Priority LOW 29
The bio_map_user_iov and bio_unmap_user functions in block/bio.c in the Linux kernel before 4.13.8 do unbalanced refcounting when a SCSI I/O vector has small consecutive buffers belonging to the same page.
CVSS 3.0MEDIUM 6.5· Local · Low privileges · No interaction · EPSS 0.00531 · Published 2017-11-22 · Partial fix CWE-400
Priority LOW 28
The ping_unhash function in net/ipv4/ping.c in the Linux kernel through 4.10.8 is too late in obtaining a certain lock and consequently cannot ensure that disconnect function calls are safe, which allows local users to c…
CVSS 3.0MEDIUM 5.5· Local · Low privileges · No interaction · EPSS 0.01463 · Published 2017-04-05 · Fixed
Priority LOW 26
In the Linux Kernel before version 4.15.8, 4.14.25, 4.9.87, 4.4.121, 4.1.51, and 3.2.102, an error in the "_sctp_make_chunk()" function (net/sctp/sm_make_chunk.c) when handling SCTP packets length can be exploited to cau…
CVSS 3.0MEDIUM 5.5· Local · Low privileges · No interaction · EPSS 0.00828 · Published 2018-06-12 · Partial fix CWE-20
Priority LOW 25
Linux kernel before version 4.16-rc7 is vulnerable to a null pointer dereference in dccp_write_xmit() function in net/dccp/output.c in that allows a local user to cause a denial of service by a number of certain crafted…
CVSS 3.0MEDIUM 5.5· Local · Low privileges · No interaction · EPSS 0.00478 · Published 2018-05-10 · Partial fix CWE-476
Priority LOW 25
A non-privileged user is able to mount a fuse filesystem on RHEL 6 or 7 and crash a system if an application punches a hole in a file that does not end aligned to a page boundary.
CVSS 3.0MEDIUM 5.5· Local · Low privileges · No interaction · EPSS 0.00398 · Published 2017-12-06 · Partial fix CWE-20
Priority LOW 25
Incorrect error handling in the set_mempolicy and mbind compat syscalls in mm/mempolicy.c in the Linux kernel through 4.10.9 allows local users to obtain sensitive information from uninitialized stack data by triggering…
CVSS 3.0MEDIUM 5.5· Local · Low privileges · No interaction · EPSS 0.00413 · Published 2017-04-10 · Partial fix CWE-388
Priority LOW 25
The mpi_powm function in lib/mpi/mpi-pow.c in the Linux kernel through 4.8.11 does not ensure that memory is allocated for limb data, which allows local users to cause a denial of service (stack memory corruption and pan…
CVSS 3.0MEDIUM 5.5· Local · Low privileges · No interaction · EPSS 0.00406 · Published 2016-11-28 · Fixed CWE-20
Priority LOW 22
The dm_get_from_kobject function in drivers/md/dm.c in the Linux kernel before 4.14.3 allow local users to cause a denial of service (BUG) by leveraging a race condition with __dm_destroy during creation and removal of D…
CVSS 3.0MEDIUM 4.7· Local · Low privileges · No interaction · EPSS 0.00322 · Published 2018-02-27 · Partial fix CWE-362