Bug 50263 - linux: Multiple issues (4.4)
linux: Multiple issues (4.4)
Status: CLOSED FIXED
Product: UCS
Classification: Unclassified
Component: Security updates
UCS 4.4
All Linux
: P3 normal (vote)
: UCS 4.4-2-errata
Assigned To: Quality Assurance
Philipp Hahn
:
Depends on:
Blocks:
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Reported: 2019-09-26 08:24 CEST by Quality Assurance
Modified: 2019-10-02 15:55 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 08:24:35 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 10:25:26 CEST
--- mirror/ftp/4.4/unmaintained/4.4-2/source/univention-kernel-image-signed_5.0.0-7A~4.4.0.201909091658.dsc
+++ apt/ucs_4.4-0-errata4.4-2/source/univention-kernel-image-signed_5.0.0-8A~4.4.0.201909260927.dsc
@@ -1,6 +1,10 @@
-5.0.0-7A~4.4.0.201909091658 [Mon, 09 Sep 2019 16:58:55 +0200] Univention builddaemon <buildd@univention.de>:
+5.0.0-8A~4.4.0.201909260927 [Thu, 26 Sep 2019 09:27:33 +0200] Univention builddaemon <buildd@univention.de>:
 
   * UCS auto build. No patches were applied to the original source package
+
+5.0.0-8 [Thu, 26 Sep 2019 09:11:03 +0200] Philipp Hahn <hahn@univention.de>:
+
+  * Bug #50263: Update to linux-4.9.189-3+deb9u1
 
 5.0.0-7 [Mon, 09 Sep 2019 16:31:18 +0200] Philipp Hahn <hahn@univention.de>:
 

<http://10.200.17.11/4.4-2/#7586595092688996552>
Comment 2 Quality Assurance univentionstaff 2019-09-26 10:25:29 CEST
--- mirror/ftp/4.4/unmaintained/4.4-2/source/linux_4.9.189-3.dsc
+++ apt/ucs_4.4-0-errata4.4-2/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://10.200.17.11/4.4-2/#7586595092688996552>
Comment 3 Philipp Hahn univentionstaff 2019-09-26 15:48:58 CEST
OK: yaml
OK: announce_errata
OK: patch
OK: piuparts

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
OK: amd64 @ xen16
OK: i386 @ kvm[SeaBIOS]

[4.4-2] d9fd0864ac Bug #50263: univention-kernel-image-signed 5.0.0-8A~4.4.0.201909260927
 doc/errata/staging/linux.yaml | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

[4.4-2] b55a5feb1f Bug #50263: linux 4.9.189-3+deb9u1
 doc/errata/staging/linux.yaml | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

[4.4-2] 157d216c64 Bug #50263: linux 4.9.189-3+deb9u1
 doc/errata/staging/linux.yaml | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)