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oraclelinuxOracleLinuxELSA-2023-5622
HistoryOct 11, 2023 - 12:00 a.m.

kernel security and bug fix update

2023-10-1100:00:00
linux.oracle.com
18
kernel security
bug fix
kgdb lockdown
x509.genkey update
net/sched fix
nfsv4.1 fix
certificate update
shim-ia32 conflict
oob access prevention

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

8 High

AI Score

Confidence

High

4.3 Medium

CVSS2

Access Vector

LOCAL

Access Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:L/AC:L/Au:S/C:P/I:P/A:P

0.0005 Low

EPSS

Percentile

16.2%

[3.10.0-1160.102.1.0.1.OL7]

  • debug: lock down kgdb [Orabug: 34270798] {CVE-2022-21499}
    [3.10.0-1160.102.1.OL7]
  • Update Oracle Linux certificates (Ilya Okomin)
  • Oracle Linux RHCK Module Signing Key was compiled into kernel (olkmod_signing_key.x509)([email protected])
  • Update x509.genkey [Orabug: 24817676]
  • Conflict with shim-ia32 and shim-x64 <= 15-2.0.9
  • Update oracle(kernel-sig-key) value to match new certificate (Ilya Okomin)
    [3.10.0-1160.102.1]
  • net/sched: cls_u32: Fix reference counter leak leading to overflow (Davide Caratti) [2225486] {CVE-2023-3609}
  • NFSv4.1: fix handling of backchannel binding in BIND_CONN_TO_SESSION (Benjamin Coddington) [2219604]
    [3.10.0-1160.101.1]
  • cifs: fix a buffer leak in smb2_query_symlink (Jay Shin) [2166706]
  • kernfs: Improve kernfs_notify() poll notification latency (Ian Kent) [1703180]
  • netfilter: nf_tables: prevent OOB access in nft_byteorder_eval (Florian Westphal) [2221720] {CVE-2023-35001}
    [3.10.0-1160.100.1]
  • bnxt: count Tx drops (Jamie Bainbridge) [2175062]
  • bnxt: make sure xmit_more + errors does not miss doorbells (Jamie Bainbridge) [2175062]
  • netfilter: nf_tables: skip deactivated anonymous sets during lookups (Florian Westphal) [2196159] {CVE-2023-32233}
  • netfilter: nf_tables: do not allow SET_ID to refer to another table (Florian Westphal) [2196159]

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

8 High

AI Score

Confidence

High

4.3 Medium

CVSS2

Access Vector

LOCAL

Access Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:L/AC:L/Au:S/C:P/I:P/A:P

0.0005 Low

EPSS

Percentile

16.2%