CVE-2007-4768

CVE-2007-4768 describes a heap-based buffer overflow in the PCRE library (before 7.3) that can be triggered by a singleton Unicode sequence in a character class in a regex pattern, enabling context-dependent attackers to execute arbitrary code. Connected advisories (e.g., RHSA-2007-1126, Ubuntu U...

CVE-2007-5116

Buffer overflow in the polymorphic opcode support in the Regular Expression Engine regcomp.c in Perl 5.8 allows context-dependent attackers to execute arbitrary code by switching from byte to Unicode UTF characters in a regular expression...

CVE-2007-1659

Perl-Compatible Regular Expression PCRE library before 7.3 allows context-dependent attackers to cause a denial of service crash and possibly execute arbitrary code via regex patterns containing unmatched "\Q\E" sequences with orphan "\E" codes...

FreeBSD : perl -- regular expressions unicode data buffer overflow (5b47c279-8cb5-11dc-8878-0016179b2dd5)

Red Hat reports : A flaw was found in Perl's regular expression engine. Specially crafted input to a regular expression can cause Perl to improperly allocate memory, possibly resulting in arbitrary code running with the permissions of the user running Perl. %NASLMINLEVEL 70300 C Tenable Network...

Debian DSA-1400-1 : perl - heap overflow

Will Drewry and Tavis Ormandy of the Google Security Team have discovered a UTF-8 related heap overflow in Perl's regular expression compiler, probably allowing attackers to execute arbitrary code by compiling specially crafted regular expressions. %NASLMINLEVEL 70300 C Tenable Network Security,...

Mandrake Linux Security Advisory : perl (MDKSA-2007:207)

Tavis Ormandy and Will Drewry discovered a flaw in Perl's regular expression engine. Specially crafted input to a regular expression can cause Perl to improperly allocate memory, resulting in the possible execution of arbitrary code with the permissions of the user running Perl. Updated packages...

Debian DSA-1399-1 : pcre3 - several vulnerabilities

Tavis Ormandy of the Google Security Team has discovered several security issues in PCRE, the Perl-Compatible Regular Expression library, which potentially allow attackers to execute arbitrary code by compiling specially crafted regular expressions. Version 7.0 of the PCRE library featured a majo...

RHEL 5 : pcre (RHSA-2007:0967)

Updated pcre packages that correct two security flaws are now available for Red Hat Enterprise Linux 5. This update has been rated as having critical security impact by the Red Hat Security Response Team. PCRE is a Perl-compatible regular expression library. Multiple flaws were found in the way...

RHEL 4 : pcre (RHSA-2007:0968)

The remote Redhat Enterprise Linux 4 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2007:0968 advisory. PCRE is a Perl-compatible regular expression library. Multiple flaws were found in the way pcre handles certain malformed regular expressions. If an...

RHEL 3 / 4 / 5 : perl (RHSA-2007:0966)

Updated Perl packages that fix a security issue are now available for Red Hat Enterprise Linux 3, 4, and 5. This update has been rated as having important security impact by the Red Hat Security Response Team. Perl is a high-level programming language commonly used for system administration...

pcre security update

CentOS Errata and Security Advisory CESA-2007:0968 Updated pcre packages that correct two security flaws are now available for Red Hat Enterprise Linux 4. This update has been rated as having critical security impact by the Red Hat Security Response Team. PCRE is a Perl-compatible regular...

perl security update

CentOS Errata and Security Advisory CESA-2007:0966 Updated Perl packages that fix a security issue are now available for Red Hat Enterprise Linux 3, 4, and 5. This update has been rated as having important security impact by the Red Hat Security Response Team. Perl is a high-level programming...

perl regular expression UTF parsing errors

Buffer overflow in the polymorphic opcode support in the Regular Expression Engine regcomp.c in Perl 5.8 allows context-dependent attackers to execute arbitrary code by switching from byte to Unicode UTF characters in a regular expression...

Important: Red Hat Security Advisory: perl security update

Updated Perl packages that fix security issues for Red Hat Application Stack v1.2 are now available. This update has been rated as having important security impact by the Red Hat Security Response Team. Perl is a high-level programming language commonly used for system administration utilities an...

perl regular expression UTF parsing errors

Buffer overflow in the polymorphic opcode support in the Regular Expression Engine regcomp.c in Perl 5.8 allows context-dependent attackers to execute arbitrary code by switching from byte to Unicode UTF characters in a regular expression...

Important: Red Hat Security Advisory: perl security update

Updated Perl packages that fix a security issue are now available for Red Hat Enterprise Linux 3, 4, and 5. This update has been rated as having important security impact by the Red Hat Security Response Team. Perl is a high-level programming language commonly used for system administration...

pcre regular expression flaws

Perl-Compatible Regular Expression PCRE library before 7.0 does not properly calculate sizes for unspecified "multiple forms of character class", which triggers a buffer overflow that allows context-dependent attackers to cause a denial of service crash and possibly execute arbitrary code...

Critical: Red Hat Security Advisory: pcre security update

Updated pcre packages that correct two security flaws are now available for Red Hat Enterprise Linux 4. This update has been rated as having critical security impact by the Red Hat Security Response Team. PCRE is a Perl-compatible regular expression library. Multiple flaws were found in the way...

Critical: Red Hat Security Advisory: pcre security update

Updated pcre packages that correct two security flaws are now available for Red Hat Enterprise Linux 5. This update has been rated as having critical security impact by the Red Hat Security Response Team. PCRE is a Perl-compatible regular expression library. Multiple flaws were found in the way...

pcre regular expression flaws

Perl-Compatible Regular Expression PCRE library before 7.0 does not properly calculate sizes for unspecified "multiple forms of character class", which triggers a buffer overflow that allows context-dependent attackers to cause a denial of service crash and possibly execute arbitrary code...