U radu programskog paketa iceweasel otkrivena su i ispravljena četiri sigurnosna nedostatka koja udaljeni napadač može iskoristiti za otkrivanje osjetljivih informacija, proizvoljno izvršavanje programskog koda, izvođenje DoS napada ili dobivanje većih privilegija.
Paket:
iceweasel 6.x
Operacijski sustavi:
Debian Linux 6.0 (squeeze), Debian Linux sid (unstable), Debian Linux wheezy (testing)
Problem:
korupcija memorije, nespecificirana pogreška, pogreška u programskoj komponenti, XSS
Propusti su posljedica pogreške u implementaciji SVG filtera, korupcije memorije te propusta u mjerama zaštite od XSS napada vezanih uz Javascript URL-ove.
Posljedica:
Udaljeni napadač može iskoristiti navedene propuste za pregled osjetljivih podataka, pokretanje proizvoljnog programskog koda, DoS napad ili povećanje ovlasti.
Rješenje:
Kako bi se zaštitili, korisnicima se savjetuje korištenje odgovarajuće programske nadogradnje.
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Debian Security Advisory DSA-2433-1 Ova e-mail adresa je zaštićena od spambota. Potrebno je omogućiti JavaScript da je vidite.
http://www.debian.org/security/ Moritz Muehlenhoff
March 15, 2012 http://www.debian.org/security/faq
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Package : iceweasel
Vulnerability : several
Problem type : remote
Debian-specific: no
CVE ID : CVE-2012-0455 CVE-2012-0456 CVE-2012-0458 CVE-2012-0461
Several vulnerabilities have been discovered in Iceweasel, a web browser
based on Firefox. The included XULRunner library provides rendering
services for several other applications included in Debian.
CVE-2012-0455
Soroush Dalili discovered that a cross-site scripting countermeasure
related to Javascript URLs could be bypassed.
CVE-2012-0456
Atte Kettunen discovered an out of bounds read in the SVG Filters,
resulting in memory disclosure.
CVE-2012-0458
Mariusz Mlynski discovered that privileges could be escalated through
a Javascript URL as the home page.
CVE-2012-0461
Bob Clary discovered memory corruption bugs, which may lead to the
execution of arbitrary code.
For the stable distribution (squeeze), this problem has been fixed in
version 3.5.16-13.
For the unstable distribution (sid), this problem has been fixed in
version 10.0.3esr-1.
For the experimental distribution, this problem has been fixed in
version 11.0-1.
We recommend that you upgrade your iceweasel packages.
Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: http://www.debian.org/security/
Mailing list: Ova e-mail adresa je zaštićena od spambota. Potrebno je omogućiti JavaScript da je vidite.
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