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Bug 50264 - linux: Multiple issues (4.3)
linux: Multiple issues (4.3)
Status: CLOSED FIXED
Product: UCS
Classification: Unclassified
Component: Security updates
UCS 4.3
All Linux
: P3 normal (vote)
: UCS 4.3-4-errata
Assigned To: Quality Assurance
Philipp Hahn
:
Depends on:
Blocks:
  Show dependency tree / graph
 
Reported: 2019-09-26 08:32 CEST by Quality Assurance
Modified: 2019-10-02 12:03 CEST (History)
0 users

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What kind of report is it?: Security Issue
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Max CVSS v3 score: 7.3 (CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H)

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Description Quality Assurance univentionstaff 2019-09-26 08:32:15 CEST 
New Debian linux 4.9.189-3+deb9u1 fixes:
This update addresses the following issues:
* KVM: OOB memory access via mmio ring buffer (CVE-2019-14821)
* vhost-net: guest to host kernel escape during migration (CVE-2019-14835)
* out of bounds memory access in parse_audio_mixer_unit in sound/usb/mixer.c  (CVE-2019-15117)
* mishandling recursion in sound/usb/mixer.c leading to kernel stack  exhaustion and crash (CVE-2019-15118)
* backporting error in ptrace_get_debugreg() (CVE-2019-15902)
Comment 1 Quality Assurance univentionstaff 2019-09-26 09:00:26 CEST 
--- mirror/ftp/4.3/unmaintained/component/4.3-4-errata/source/linux_4.9.189-3.dsc
+++ apt/ucs_4.3-0-errata4.3-4/source/linux_4.9.189-3+deb9u1.dsc
@@ -1,3 +1,12 @@
+4.9.189-3+deb9u1 [Fri, 20 Sep 2019 13:03:45 +0200] Salvatore Bonaccorso <carnil@debian.org>:
+
+  * vhost: make sure log_num < in_num (CVE-2019-14835)
+  * ALSA: usb-audio: Fix an OOB bug in parse_audio_mixer_unit (CVE-2019-15117)
+  * ALSA: usb-audio: Fix a stack buffer overflow bug in check_input_term
+    (CVE-2019-15118)
+  * [x86] ptrace: fix up botched merge of spectrev1 fix (CVE-2019-15902)
+  * KVM: coalesced_mmio: add bounds checking (CVE-2019-14821)
+
 4.9.189-3 [Mon, 02 Sep 2019 09:18:39 +0200] Salvatore Bonaccorso <carnil@debian.org>:
 
   * tcp: fix tcp_rtx_queue_tail in case of empty retransmit queue

<http://10.200.17.11/4.3-4/#7049544851924846084>
Comment 2 Philipp Hahn univentionstaff 2019-09-26 16:56:38 CEST 
OK: yaml
OK: announce_errata
OK: patch
OK: piuparts <http://10.200.17.11/4.3-4/#9158981191682283789>

OK: apt install linux-image-4.9.0-11...
OK: uname -a
OK: dmesg
OK: amd64 @ kvm[SeaBIOS]
OK: amd64 @ kvm[OVMF+SB]
OK: cat /sys/kernel/security/securelevel ; echo
SKIP: amd64 @ xen16
SKIP: i386 @ kvm[SeaBIOS]

[4.3-4] 522c0b2ecf Bug #50264: univention-kernel-image-signed 4.0.0-18A~4.3.0.201909260931
 doc/errata/staging/linux.yaml | 1 +
 1 file changed, 1 insertion(+)

[4.3-4] cb3df902d1 Bug #50264: linux 4.9.189-3+deb9u1
 doc/errata/staging/linux.yaml | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

[4.3-4] 31460fc139 Bug #50264: linux 4.9.189-3+deb9u1
 doc/errata/staging/linux.yaml | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)
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