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Vulnerability record · CVE-2010-1797 · published 16 August 2010

CVE-2010-1797: Apple iphone os memory buffer overflow vulnerability

Apple · Iphone Os

Multiple stack-based buffer overflows in the cff_decoder_parse_charstrings function in the CFF Type2 CharStrings interpreter in cff/cffgload.c in FreeType before 2.4.2, as used in Apple iOS before 4.0.2 on the iPhone and iPod touch and before 3.2.2 on the iPad, allow remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via crafted CFF opcodes in embedded fonts in a PDF document, as demonstrated by JailbreakMe. NOTE: some of these details are obtained from third party information.

9.3 CVSS 2.0 High EPSS 31% · top 1.8% CWE-119 · Memory buffer overflow
9.3CVSS 2.0 base score
31%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
44References, 4 tagged exploit
16 Jun 2026Last modified by NVD

Description

Multiple stack-based buffer overflows in the cff_decoder_parse_charstrings function in the CFF Type2 CharStrings interpreter in cff/cffgload.c in FreeType before 2.4.2, as used in Apple iOS before 4.0.2 on the iPhone and iPod touch and before 3.2.2 on the iPad, allow remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via crafted CFF opcodes in embedded fonts in a PDF document, as demonstrated by JailbreakMe. NOTE: some of these details are obtained from third party information.

AV:N/AC:M/Au:N/C:C/I:C/A:C

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://freetype.sourceforge.net/index2.html#release-freetype-2.4.2
http://git.savannah.gnu.org/cgit/freetype/freetype2.git/commit/?id=018f5c27813dd7eef4648fe254632ecea0c85a50
http://git.savannah.gnu.org/cgit/freetype/freetype2.git/commit/?id=11d65e8a1f1f14e56148fd991965424d9bd1cdbc
http://lists.apple.com/archives/security-announce/2010//Aug/msg00000.html
http://lists.apple.com/archives/security-announce/2010//Aug/msg00001.html Vendor Advisory
http://osvdb.org/66828
http://secunia.com/advisories/40807 Vendor Advisory
http://secunia.com/advisories/40816 Vendor Advisory
http://secunia.com/advisories/40982 Vendor Advisory
http://secunia.com/advisories/48951
http://sourceforge.net/projects/freetype/files/freetype2/2.4.2/NEWS/view
http://support.apple.com/kb/HT4291 Vendor Advisory
http://support.apple.com/kb/HT4292 Vendor Advisory
http://www.exploit-db.com/exploits/14538 Exploit
http://www.f-secure.com/weblog/archives/00002002.html
http://www.securityfocus.com/bid/42151 Exploit
http://www.ubuntu.com/usn/USN-972-1
http://www.vupen.com/english/advisories/2010/2018 Vendor Advisory
http://www.vupen.com/english/advisories/2010/2106 Vendor Advisory
https://bugs.launchpad.net/ubuntu/maverick/+source/freetype/+bug/617019
https://bugzilla.redhat.com/show_bug.cgi?id=621144
https://exchange.xforce.ibmcloud.com/vulnerabilities/60856
http://freetype.sourceforge.net/index2.html#release-freetype-2.4.2
http://git.savannah.gnu.org/cgit/freetype/freetype2.git/commit/?id=018f5c27813dd7eef4648fe254632ecea0c85a50
http://git.savannah.gnu.org/cgit/freetype/freetype2.git/commit/?id=11d65e8a1f1f14e56148fd991965424d9bd1cdbc
http://lists.apple.com/archives/security-announce/2010//Aug/msg00000.html
http://lists.apple.com/archives/security-announce/2010//Aug/msg00001.html Vendor Advisory
http://osvdb.org/66828
http://secunia.com/advisories/40807 Vendor Advisory
http://secunia.com/advisories/40816 Vendor Advisory
http://secunia.com/advisories/40982 Vendor Advisory
http://secunia.com/advisories/48951
http://sourceforge.net/projects/freetype/files/freetype2/2.4.2/NEWS/view
http://support.apple.com/kb/HT4291 Vendor Advisory
http://support.apple.com/kb/HT4292 Vendor Advisory
http://www.exploit-db.com/exploits/14538 Exploit
http://www.f-secure.com/weblog/archives/00002002.html
http://www.securityfocus.com/bid/42151 Exploit
http://www.ubuntu.com/usn/USN-972-1
http://www.vupen.com/english/advisories/2010/2018 Vendor Advisory

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Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2010-1797), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.