Displaying 20 results from an estimated 325 matches for "ephemeral".
2011 Apr 01
3
repeated local ephemeral to 80
...IN= OUT=lo SRC=192.168.9.20
DST=192.168.9.20 LEN=60 TOS=0x00 PREC=0x00 TTL=64 ID=46910 DF PROTO=TCP
SPT=56624 DPT=80 WINDOW=32792 RES=0x00 SYN URGP=0 OPT
(0204400C0402080A4A26F7A50000000001030307) UID=0
that on at least one occasion repeated for every few seconds for
more than three hours. The ephemeral source port keeps changing in an
irregular manner.
Any suggestions?
Thanks,
Mike
2012 Dec 02
0
[LLVMdev] [RFC] Intrinsic for declaring invariants
...ew intrinsic:
void @llvm.invariant(i1 %cond)
which declares that the %cond is defined to be true.
First, we need to make sure that instructions that contribute only to forming the invariant conditions don't interfere with optimization and code generation. We'll call these instructions 'ephemeral' (this was Chandler's idea). An analysis pass can walk instructions starting from the @llvm.invariant calls and record those instructions as ephemeral those used only by other ephemeral instructions (the invariant call is also ephemeral). This analysis pass will be used by:
- The inliner (...
2016 May 04
2
ImageMagick security alert
...ks
>
> https://www.imagemagick.org/discourse-server/viewtopic.php?f=4&t=29588#p132726
> https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2016-3714
>
> Mitigation:
>
> As a workaround the /etc/ImageMagick/policy.xml file can be edited to disable
> processing of MVG, HTTPS, EPHEMERAL and MSL commands within image files, simply
> add the following lines:
> <policy domain="coder" rights="none" pattern="EPHEMERAL" />
> <policy domain="coder" rights="none" pattern="HTTPS" />
> <policy domain=&quo...
2017 May 24
0
local ephemeral ports usage and distribution / inet_csk_get_port()
...e) with
kernel 3.10.0-514.16.1.el7.x86_64
Using iperf for bond benchmarking, and opening several sockets, I noticed a
strange behavior.
My Centos using iperf as a client to connect to an iperf server (running
either CentOS or Debian) requesting N parallel TCP connections.
I notice that the local ephemeral ports used are not consecutive and are
always even ports numbers.
This can change to "only odd ports numbers" depending on the
setting net.ipv4.ip_local_port_range, but basically, the idea is the Centos
kernel does "+2" when finding a local port for socket, not doing +1.
Doing...
2016 May 03
2
ImageMagick security alert
https://imagetragick.com/
As CentOS is often used for web servers, I thought this should be posted
here.
Bug in ImageMagick allows remote exploit.
AFAIK no patch exists yet but defense against the exploit is detailed at
the link.
CVE-2016?3714
2016 Oct 05
2
Ast 13.10 to 13.11 stop working webrtc
...I always see
DTLS ECDH initialized (automatic), faster PFS enabled
any idea?
Thanks!
res_rtp_asterisk
------------------
* The DTLS part in Asterisk now supports Perfect Forward Secrecy (PFS).
Enabling PFS is attempted by default, and is dependent on the configuration
of the module using TLS.
- Ephemeral ECDH (ECDHE) is enabled by default. To disable it, do not
specify a ECDHE cipher suite in sip.conf, for example:
dtlscipher=AES128-SHA
- Ephemeral DH (DHE) is disabled by default. To enable it, add DH parameters
into the private key file, e.g., sip.conf dtlsprivatekey. For example:
openssl dhparam...
2013 Nov 08
0
[LLVMdev] Proposal for safe-to-execute meta-data for heap accesses
...ts behavior given <args>?
If so, then I think this is pretty bad. If we ever want to parallelize
function passes, then they can't inspect the innards of other functions. So
this would significantly constrain the utility here.
Also, this would create uses of the arguments that were "ephemeral" uses.
It's not clear how that is better than any of the other proposals to
represent constraint systems in the IR via "ephemeral" uses.
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2020 Mar 27
2
Create VM w/ cache=none on tmpfs
...xc2f8swkxv22xkhx2vrb4ppqbfdfgfgqh5gq8plqzrv5,853ff3d9-70d4-43c5-b9ff-4d5815ea557d:
server error. command SyncVMI failed: "LibvirtError(Code=1, Domain=10,
Message='internal error: process exited while connecting to monitor:
2020-03-25T10:09:21.656238Z qemu-kvm: -drive
file=/var/run/kubevirt-ephemeral-disks/disk-data/disk0/disk.qcow2,format=qcow2,if=none,id=drive-ua-disk0,cache=none:
file system may not support O_DIRECT\n2020-03-25T10:09:21.656391Z
qemu-kvm: -drive
file=/var/run/kubevirt-ephemeral-disks/disk-data/disk0/disk.qcow2,format=qcow2,if=none,id=drive-ua-disk0,cache=none:
Could not open...
2024 Jun 13
1
OpenSSH - Central repository for "Match" rules
...; for having it pull "Match" rules from a central repository, namely
> LDAP or a RESTAPI service?
You could probably hack something together using the exising ssh_config
"Match exec" and "Include" directives here. E.g.
Match !final exec "~/bin/download-config-ephemeral"
Match any
Include ~/.ssh/config-ephemeral
2024 Jun 13
1
OpenSSH - Central repository for "Match" rules
...; for having it pull "Match" rules from a central repository, namely
> LDAP or a RESTAPI service?
You could probably hack something together using the exising ssh_config
"Match exec" and "Include" directives here. E.g.
Match !final exec "~/bin/download-config-ephemeral"
Match any
Include ~/.ssh/config-ephemeral
2024 Jun 13
1
OpenSSH - Central repository for "Match" rules
...ch" rules from a central repository, namely
> > LDAP or a RESTAPI service?
>
> You could probably hack something together using the exising ssh_config
> "Match exec" and "Include" directives here. E.g.
>
> Match !final exec "~/bin/download-config-ephemeral"
> Match any
> ??????? Include ~/.ssh/config-ephemeral
>
>
>
2002 May 09
1
[Bug 238] New: sshd.pid file written AFTER key generation causes race condition
...rm: All
OS/Version: All
Status: NEW
Severity: enhancement
Priority: P5
Component: sshd
AssignedTo: openssh-unix-dev at mindrot.org
ReportedBy: libove at felines.org
The SSH Daemon writes its sshd.pid file only after it generates its ephemeral
server key. This makes the amount of time between starting the daemon and the
creation / update of the sshd.pid file variable, and can cause a race condition
with e.g. /sbin/init.d scripts which start the daemon and then want to check to
see that the start was successful.
Please move the sshd.p...
2017 Dec 09
2
Problems with dnscrypt's package from EPEL
...gs
> on the package.
>
>
Of course and thanks in advance Stephen. My dnscrypt startup scripts use the following options:
[Service]
Type=forking
PIDFile=/var/run/dnscrypt-cs.pid
ExecStart=/usr/sbin/dnscrypt-proxy \
--daemonize \
--user=nobody \
--pidfile=/var/run/dnscrypt-cs.pid \
--ephemeral-keys \
--resolver-name=cs-fi \
--logfile=/tmp/cs.log \
--local-address=127.0.0.1:6354
Restart=on-abort
[Service]
Type=forking
PIDFile=/var/run/dnscrypt-ipredator.pid
ExecStart=/usr/sbin/dnscrypt-proxy \
--daemonize \
--user=nobody \
--pidfile=/var/run/dnscrypt-ipredator.pid \
--ephemeral-ke...
2013 Nov 08
0
[LLVMdev] Proposal for safe-to-execute meta-data for heap accesses
...or
> safe-to-execute. It's also reasonable to expect these to be small.
>
>
> Hence you can imagine freezing a copy of those functions that are
> used in this meta-data.
>
>
>
>
>
>
>
> Also, this would create uses of the arguments that were "ephemeral"
> uses.
>
>
> I think they're ephemeral in a very different sense than the previous
> !notrap; for example here the used continue to be meaningful even
> after replaceAllUsesWith.
I think that, to Chandler's point, it would be the responsibility of the function cr...
2015 Jan 15
10
Socket behavior change from 6.5 to 6.6
...0-length recv. The DOS box flails
away attempting to reconnect forever, and the server never seems to get any
type of signal that the DOS box is attempting to reconnect.
Possibly relevant facts:
- The DOS box uses the same local port (1025) every time it tries to connect. It
does not use a random ephemeral port.
- The exact same code was tested on a CentOS 6.5 and 6.6 box, resulting in the
described behavior. The boxes were identical clones except for the O/S upgrade.
- The Python interpreter was not changed during the upgrade, because I run this
code using my own 2.7.2 install. However, both glibc a...
2013 Nov 08
5
[LLVMdev] Proposal for safe-to-execute meta-data for heap accesses
...ot be necessary to optimize it in order to make use of it for safe-to-execute. It's also reasonable to expect these to be small.
Hence you can imagine freezing a copy of those functions that are used in this meta-data.
>
> Also, this would create uses of the arguments that were "ephemeral" uses.
I think they're ephemeral in a very different sense than the previous !notrap; for example here the used continue to be meaningful even after replaceAllUsesWith.
> It's not clear how that is better than any of the other proposals to represent constraint systems in the IR v...
2017 Dec 10
2
Problems with dnscrypt's package from EPEL
...ripts use the following options:
>>
>> [Service]
>> Type=forking
>> PIDFile=/var/run/dnscrypt-cs.pid
>> ExecStart=/usr/sbin/dnscrypt-proxy \
>> --daemonize \
>> --user=nobody \
>> --pidfile=/var/run/dnscrypt-cs.pid \
>> --ephemeral-keys \
>> --resolver-name=cs-fi \
>> --logfile=/tmp/cs.log \
>> --local-address=127.0.0.1:6354
>> Restart=on-abort
>>
>> [Service]
>> Type=forking
>> PIDFile=/var/run/dnscrypt-ipredator.pid
>> ExecStart=/usr/sbin/dnscrypt-proxy...
2016 May 07
0
ImageMagick security alert
...iscourse-server/viewtopic.php?f=4&t=29588#p132726
>>
>> https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2016-3714
>>
>> Mitigation:
>>
>> As a workaround the /etc/ImageMagick/policy.xml file can be edited to
>> disable
>> processing of MVG, HTTPS, EPHEMERAL and MSL commands within image
>> files, simply
>> add the following lines:
>> <policy domain="coder" rights="none" pattern="EPHEMERAL" />
>> <policy domain="coder" rights="none" pattern="HTTPS" />
>&g...
2003 May 15
1
[Bug 440] Protocol 1 server key generated at start up even when P1 not used
http://bugzilla.mindrot.org/show_bug.cgi?id=440
djm at mindrot.org changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|NEW |RESOLVED
Resolution| |FIXED
------- Additional Comments From djm at mindrot.org 2003-05-15 21:16
2013 Nov 08
2
[LLVMdev] Proposal for safe-to-execute meta-data for heap accesses
Hi!
Previously in the "Add a 'notrap' function attribute?” thread we had discussed a way to use meta-data to specify that a load does not trap under certain conditions. Andy and Hal and I talked about this more in private and I just wanted to summarize what I think we arrived at. First I’ll summarize the original !notrap meta-data, then I’ll just mention why it’s hard to get it