Ubuntu Security Notice USN-5524-1 ≈ Packet Storm

Roger Wilco Alertes 19 juillet 2022 Affichages : 343

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Ubuntu Security Notice USN-5524-1^[6]: Authored by Ubuntu ^[7] | Site security.ubuntu.com ^[8]; Ubuntu Security Notice 5524-1 - It was discovered that HarfBuzz incorrectly handled certain glyph sizes. A remote attacker could use this issue to cause HarfBuzz to crash, resulting in a denial of service.; systems | linux ^[9], ubuntu ^[10]; advisories | CVE-2022-33068 ^[11]; SHA-256 | 4c4fae4fa3c048260e235464283b6c18557a2219f5b8da6dbb3146bb711e7c94; Download ^[12] | Favorite ^[13] | View ^[14]

        ==========================================================================
Ubuntu Security Notice USN-5524-1
July 19, 2022
harfbuzz vulnerability
==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 22.04 LTS
- Ubuntu 20.04 LTS
Summary:
HarfBuzz could be made to crash if it opened specially crafted data.
Software Description:
- harfbuzz: OpenType text shaping engine
Details:
It was discovered that HarfBuzz incorrectly handled certain glyph sizes. A
remote attacker could use this issue to cause HarfBuzz to crash, resulting
in a denial of service.
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 22.04 LTS:
libharfbuzz0b                   2.7.4-1ubuntu3.1
Ubuntu 20.04 LTS:
libharfbuzz0b                   2.6.4-1ubuntu4.2
After a standard system update you need to restart your session to make all
the necessary changes.
References:
https://ubuntu.com/security/notices/USN-5524-1
CVE-2022-33068
Package Information:
https://launchpad.net/ubuntu/+source/harfbuzz/2.7.4-1ubuntu3.1
https://launchpad.net/ubuntu/+source/harfbuzz/2.6.4-1ubuntu4.2