U radu programskog paketa mingw32-libpng uočeni su novi sigurnosni propusti. Udaljeni napadač ih može iskoristiti za DoS (eng. Denial of Service) napad te izmjenu podataka.
Paket:
mingw32-libpng 1.x
Operacijski sustavi:
Fedora 14, Fedora 15
Kritičnost:
5
Problem:
pogreška u programskoj funkciji, preljev međuspremnika
Iskorištavanje:
udaljeno
Posljedica:
izmjena podataka, uskraćivanje usluga (DoS)
Rješenje:
programska zakrpa proizvođača
CVE:
CVE-2011-2690, CVE-2011-2692, CVE-2011-2501
Izvorni ID preporuke:
FEDORA-2011-10928
Izvor:
Fedora
Problem:
Sigurnosne ranjivosti su posljedica preljeva međuspremnika te pogrešaka u programskim funkcijama "png_handle_sCAL" i "png_format_buffer".
Posljedica:
Udaljeni napadač nepravilnosti može iskoristiti za napad uskraćivanjem usluga te izmjenu postojećih podataka u sustavu.
Rješenje:
Svim se korisnicima navedenog programskog paketa preporuča nadogradnja paketa na novije inačice.
--------------------------------------------------------------------------------
Fedora Update Notification
FEDORA-2011-10928
2011-08-17 00:08:42
--------------------------------------------------------------------------------
Name : mingw32-libpng
Product : Fedora 15
Version : 1.4.8
Release : 1.fc15
URL : http://www.libpng.org/pub/png/
Summary : MinGW Windows Libpng library
Description :
MinGW Windows Libpng library.
--------------------------------------------------------------------------------
Update Information:
Update to MinGW cross compiled libpng 1.4.8, includes fixes for CVE-2011-2690
and CVE-2011-2692.
--------------------------------------------------------------------------------
ChangeLog:
* Fri Jul 22 2011 Kalev Lember <Ova e-mail adresa je zaštićena od spambota. Potrebno je omogućiti JavaScript da je vidite.> - 1.4.8-1
- Update to 1.4.8 (CVE-2011-2690, CVE-2011-2692)
* Wed Jun 29 2011 Richard W.M. Jones <Ova e-mail adresa je zaštićena od spambota. Potrebno je omogućiti JavaScript da je vidite.> - 1.4.3-3
- Include fix for CVE-2011-2501 (RHBZ#717510, RHBZ#717511).
--------------------------------------------------------------------------------
References:
[ 1 ] Bug #720607 - CVE-2011-2690 libpng: buffer overwrite in
png_rgb_to_gray
https://bugzilla.redhat.com/show_bug.cgi?id=720607
[ 2 ] Bug #720612 - CVE-2011-2692 libpng: Invalid read when handling empty
sCAL chunks
https://bugzilla.redhat.com/show_bug.cgi?id=720612
--------------------------------------------------------------------------------
This update can be installed with the "yum" update program. Use
su -c 'yum update mingw32-libpng' at the command line.
For more information, refer to "Managing Software with yum",
available at http://docs.fedoraproject.org/yum/.
All packages are signed with the Fedora Project GPG key. More details on the
GPG keys used by the Fedora Project can be found at
https://fedoraproject.org/keys
--------------------------------------------------------------------------------
_______________________________________________
package-announce mailing list
Ova e-mail adresa je zaštićena od spambota. Potrebno je omogućiti JavaScript da je vidite.
https://admin.fedoraproject.org/mailman/listinfo/package-announce
--------------------------------------------------------------------------------
Fedora Update Notification
FEDORA-2011-10954
2011-08-17 00:09:40
--------------------------------------------------------------------------------
Name : mingw32-libpng
Product : Fedora 14
Version : 1.4.8
Release : 1.fc14
URL : http://www.libpng.org/pub/png/
Summary : MinGW Windows Libpng library
Description :
MinGW Windows Libpng library.
--------------------------------------------------------------------------------
Update Information:
Update to MinGW cross compiled libpng 1.4.8, includes fixes for CVE-2011-2690
and CVE-2011-2692.
--------------------------------------------------------------------------------
ChangeLog:
* Fri Jul 22 2011 Kalev Lember <Ova e-mail adresa je zaštićena od spambota. Potrebno je omogućiti JavaScript da je vidite.> - 1.4.8-1
- Update to 1.4.8 (CVE-2011-2690, CVE-2011-2692)
* Wed Jun 29 2011 Richard W.M. Jones <Ova e-mail adresa je zaštićena od spambota. Potrebno je omogućiti JavaScript da je vidite.> - 1.4.3-2
- Include fix for CVE-2011-2501 (RHBZ#717510, RHBZ#717511).
--------------------------------------------------------------------------------
References:
[ 1 ] Bug #720607 - CVE-2011-2690 libpng: buffer overwrite in
png_rgb_to_gray
https://bugzilla.redhat.com/show_bug.cgi?id=720607
[ 2 ] Bug #720612 - CVE-2011-2692 libpng: Invalid read when handling empty
sCAL chunks
https://bugzilla.redhat.com/show_bug.cgi?id=720612
--------------------------------------------------------------------------------
This update can be installed with the "yum" update program. Use
su -c 'yum update mingw32-libpng' at the command line.
For more information, refer to "Managing Software with yum",
available at http://docs.fedoraproject.org/yum/.
All packages are signed with the Fedora Project GPG key. More details on the
GPG keys used by the Fedora Project can be found at
https://fedoraproject.org/keys
--------------------------------------------------------------------------------
_______________________________________________
package-announce mailing list
Ova e-mail adresa je zaštićena od spambota. Potrebno je omogućiti JavaScript da je vidite.
https://admin.fedoraproject.org/mailman/listinfo/package-announce
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