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    CVE-2010-1797

    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.

    Published:Aug 5, 2010
    Last Modified:Apr 11, 2025
    EPS:Aug 16, 2010
    EPSS Score:0.48438
    CVSS Score:9.3

    Affected Products

    Vendor
    Apple
    Product
    Iphone Os
    Vendor
    Redhat
    Product
    Enterprise Linux

    Exploits

    http://www.exploit-db.com/exploits/14538http://www.securityfocus.com/bid/42151http://www.exploit-db.com/exploits/14538http://www.securityfocus.com/bid/42151https://www.exploit-db.com/exploits/14538https://www.exploit-db.com/exploits/14727

    Related CVEs

    CVE-2026-87545 (CVSS 6.5) — Information leak in Mobile in Google Chrome on on iOS prior to 153.0.8010.36 allowed a remote attacker leverag…
    CVE-2026-87609 (CVSS 9.6) — Use after free in Sharing in Google Chrome on on iOS prior to 153.0.8010.36 allowed a remote attacker to execu…
    CVE-2026-87518 (CVSS 5.3) — Observable discrepancy in Safebrowsing in Google Chrome on on iOS prior to 153.0.8010.36 allowed a remote atta…
    CVE-2026-87482 (CVSS 5.9) — Cleartext transmission of sensitive data in HttpsUpgrades in Google Chrome on on iOS prior to 153.0.8010.36 al…
    CVE-2026-87517 (CVSS 3.1) — Race condition in Mobile in Google Chrome on on iOS prior to 153.0.8010.36 allowed a remote attacker leveragin…
    CVE-2026-85047 (CVSS 9.6) — Improper input validation in Transactions Platform in Google Chrome on on iOS prior to 152.0.7977.82 allowed a…
    CVE-2026-78964 (CVSS 9.6) — Use after free in Sync in Google Chrome on on iOS prior to 152.0.7977.65 allowed a remote attacker to potentia…
    CVE-2026-78957 (CVSS 5.5) — Information leak in Mobile in Google Chrome on on iOS prior to 152.0.7977.65 allowed a local attacker to obtai…
    CVE-2026-78981 (CVSS 6.5) — Information leak in Mobile in Google Chrome on on iOS prior to 152.0.7977.65 allowed a local attacker to poten…
    CVE-2026-79105 (CVSS 4.3) — Improper input validation in Mobile in Google Chrome on on iOS prior to 152.0.7977.65 allowed a remote attacke…

    References

    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
    http://osvdb.org/66828
    http://secunia.com/advisories/40807
    http://secunia.com/advisories/40816
    http://secunia.com/advisories/40982
    http://secunia.com/advisories/48951
    http://sourceforge.net/projects/freetype/files/freetype2/2.4.2/NEWS/view
    http://support.apple.com/kb/HT4291
    http://support.apple.com/kb/HT4292
    http://www.exploit-db.com/exploits/14538
    http://www.f-secure.com/weblog/archives/00002002.html
    http://www.securityfocus.com/bid/42151
    http://www.ubuntu.com/usn/USN-972-1
    http://www.vupen.com/english/advisories/2010/2018
    http://www.vupen.com/english/advisories/2010/2106
    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
    http://osvdb.org/66828
    http://secunia.com/advisories/40807
    http://secunia.com/advisories/40816
    http://secunia.com/advisories/40982
    http://secunia.com/advisories/48951
    http://sourceforge.net/projects/freetype/files/freetype2/2.4.2/NEWS/view
    http://support.apple.com/kb/HT4291
    http://support.apple.com/kb/HT4292
    http://www.exploit-db.com/exploits/14538
    http://www.f-secure.com/weblog/archives/00002002.html
    http://www.securityfocus.com/bid/42151
    http://www.ubuntu.com/usn/USN-972-1
    http://www.vupen.com/english/advisories/2010/2018
    http://www.vupen.com/english/advisories/2010/2106
    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

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High