what you don't know can hurt you

Ubuntu Security Notice USN-4587-1

Ubuntu Security Notice USN-4587-1
Posted Oct 21, 2020
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 4587-1 - Nicolas Ruff discovered that iTALC had buffer overflows, divide-by-zero errors and didn't check malloc return values. A remote attacker could use these issues to cause a denial of service or possibly execute arbitrary code. Josef Gajdusek discovered that iTALC had heap-based buffer overflow vulnerabilities. A remote attacker could used these issues to cause a denial of service or possibly execute arbitrary code. Various other issues were also addressed.

tags | advisory, remote, denial of service, overflow, arbitrary, vulnerability
systems | linux, ubuntu
advisories | CVE-2014-6051, CVE-2014-6055, CVE-2018-20019, CVE-2018-20020, CVE-2018-20023, CVE-2018-20024, CVE-2018-20748, CVE-2018-20750, CVE-2019-15681
MD5 | a0940d2ea11a0ed386f0828fbb1f40c5

Ubuntu Security Notice USN-4587-1

Change Mirror Download
=========================================================================
Ubuntu Security Notice USN-4587-1
October 20, 2020

italc vulnerabilities
=========================================================================
A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 16.04 LTS

Summary:

Several security issues were fixed in iTALC.

Software Description:
- italc: didact tool which allows teachers to view and control computer labs

Details:

Nicolas Ruff discovered that iTALC had buffer overflows, divide-by-zero errors
and didn't check malloc return values. A remote attacker could use these issues
to cause a denial of service or possibly execute arbitrary code.
(CVE-2014-6051, CVE-2014-6052, CVE-2014-6053, CVE-2014-6054, CVE-2014-6055)

Josef Gajdusek discovered that iTALC had heap-based buffer overflow
vulnerabilities. A remote attacker could used these issues to cause a denial of
service or possibly execute arbitrary code. (CVE-2016-9941, CVE-2016-9942)

It was discovered that iTALC had an out-of-bounds write, multiple heap
out-of-bounds writes, an infinite loop, improper initializations, and null
pointer vulnerabilities. A remote attacker could used these issues to cause a
denial of service or possibly execute arbitrary code. (CVE-2018-15127,
CVE-2018-20019, CVE-2018-20020, CVE-2018-20021, CVE-2018-20022, CVE-2018-20023,
CVE-2018-20024, CVE-2018-20748, CVE-2018-20749, CVE-2018-20750, CVE-2018-7225,
CVE-2019-15681)

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 16.04 LTS:
italc-client 1:2.0.2+dfsg1-4ubuntu0.1
italc-master 1:2.0.2+dfsg1-4ubuntu0.1
libitalccore 1:2.0.2+dfsg1-4ubuntu0.1

In general, a standard system update will make all the necessary changes.

References:
https://usn.ubuntu.com/4587-1
CVE-2014-6051, CVE-2014-6052, CVE-2014-6053, CVE-2014-6054,
CVE-2014-6055, CVE-2016-9941, CVE-2016-9942, CVE-2018-15127,
CVE-2018-20019, CVE-2018-20020, CVE-2018-20021, CVE-2018-20022,
CVE-2018-20023, CVE-2018-20024, CVE-2018-20748, CVE-2018-20749,
CVE-2018-20750, CVE-2018-7225, CVE-2019-15681

Package Information:
https://launchpad.net/ubuntu/+source/italc/1:2.0.2+dfsg1-4ubuntu0.1
Login or Register to add favorites

File Archive:

December 2021

  • Su
  • Mo
  • Tu
  • We
  • Th
  • Fr
  • Sa
  • 1
    Dec 1st
    18 Files
  • 2
    Dec 2nd
    11 Files
  • 3
    Dec 3rd
    23 Files
  • 4
    Dec 4th
    0 Files
  • 5
    Dec 5th
    0 Files
  • 6
    Dec 6th
    0 Files
  • 7
    Dec 7th
    0 Files
  • 8
    Dec 8th
    0 Files
  • 9
    Dec 9th
    0 Files
  • 10
    Dec 10th
    0 Files
  • 11
    Dec 11th
    0 Files
  • 12
    Dec 12th
    0 Files
  • 13
    Dec 13th
    0 Files
  • 14
    Dec 14th
    0 Files
  • 15
    Dec 15th
    0 Files
  • 16
    Dec 16th
    0 Files
  • 17
    Dec 17th
    0 Files
  • 18
    Dec 18th
    0 Files
  • 19
    Dec 19th
    0 Files
  • 20
    Dec 20th
    0 Files
  • 21
    Dec 21st
    0 Files
  • 22
    Dec 22nd
    0 Files
  • 23
    Dec 23rd
    0 Files
  • 24
    Dec 24th
    0 Files
  • 25
    Dec 25th
    0 Files
  • 26
    Dec 26th
    0 Files
  • 27
    Dec 27th
    0 Files
  • 28
    Dec 28th
    0 Files
  • 29
    Dec 29th
    0 Files
  • 30
    Dec 30th
    0 Files
  • 31
    Dec 31st
    0 Files

Top Authors In Last 30 Days

File Tags

Systems

packet storm

© 2020 Packet Storm. All rights reserved.

Services
Security Services
Hosting By
Rokasec
close