libxslt: Heap address leak in XLST
Published Mar 11, 2011
4.3
MEDIUMCVSS 2.0
EPSS 2.44%
Description
The xsltGenerateIdFunction function in functions.c in libxslt 1.1.26 and earlier, as used in Google Chrome before 10.0.648.127 and other products, allows remote attackers to obtain potentially sensitive information about heap memory addresses via an XML document containing a call to the XSLT generate-id XPath function.
Affected products
No data.
No data.
Red Hat Enterprise Linux 4
firefox-0:3.6.17-2.el4
Fixed · RHSA-2011:0471
Red Hat Enterprise Linux 5
firefox-0:3.6.17-1.el5_6
Fixed · RHSA-2011:0471
Red Hat Enterprise Linux 5
libxslt-0:1.1.17-4.el5_8.3
Fixed · RHSA-2012:1265
Red Hat Enterprise Linux 5
xulrunner-0:1.9.2.17-3.el5_6
Fixed · RHSA-2011:0471
Red Hat Enterprise Linux 6
firefox-0:3.6.17-1.el6_0
Fixed · RHSA-2011:0471
Red Hat Enterprise Linux 6
libxslt-0:1.1.26-2.el6_3.1
Fixed · RHSA-2012:1265
Red Hat Enterprise Linux 6
xulrunner-0:1.9.2.17-4.el6_0
Fixed · RHSA-2011:0471
Red Hat Enterprise Linux 4
libxslt
Will not fix
Red Hat Enterprise Linux 6
mingw32-libxslt
Will not fix
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 4 | firefox-0:3.6.17-2.el4 | Fixed | RHSA-2011:0471 |
| Red Hat Enterprise Linux 5 | firefox-0:3.6.17-1.el5_6 | Fixed | RHSA-2011:0471 |
| Red Hat Enterprise Linux 5 | libxslt-0:1.1.17-4.el5_8.3 | Fixed | RHSA-2012:1265 |
| Red Hat Enterprise Linux 5 | xulrunner-0:1.9.2.17-3.el5_6 | Fixed | RHSA-2011:0471 |
| Red Hat Enterprise Linux 6 | firefox-0:3.6.17-1.el6_0 | Fixed | RHSA-2011:0471 |
| Red Hat Enterprise Linux 6 | libxslt-0:1.1.26-2.el6_3.1 | Fixed | RHSA-2012:1265 |
| Red Hat Enterprise Linux 6 | xulrunner-0:1.9.2.17-4.el6_0 | Fixed | RHSA-2011:0471 |
| Red Hat Enterprise Linux 4 | libxslt | Will not fix | n/a |
| Red Hat Enterprise Linux 6 | mingw32-libxslt | Will not fix | n/a |
No package ranges for this CVE.
Remediation
Red Hat statement
This issue affects the versions of libxslt package as shipped with Red Hat Enterprise Linux 4, 5 and 6. The Red Hat Security Response Team has rated this issue as having low security impact, a future update may address this flaw.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
AV:N/AC:M/Au:N/C:P/I:N/A:N
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (11 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 2.44% (0.02436) | 83.70th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.47% (0.02467) | 82.34th | v5 (v2026.06.15) |
| Mar 30, 2025 | 1.02% (0.01020) | 75.21th | v4 (v2025.03.14) |
| Mar 29, 2025 | 3.04% (0.03038) | 77.70th | v4 (v2025.03.14) |
| Mar 17, 2025 | 1.02% (0.01020) | 75.68th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.37% (0.00373) | 73.55th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.37% (0.00373) | 71.91th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.37% (0.00373) | 68.38th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.96% (0.01955) | 78.47th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.96% (0.01955) | 76.59th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.96% (0.01955) | 55.71th | v2 (v2022.01.01) |
References (15)
- http://code.google.com/p/chromium/issues/detail?id=73716 x_refsource_CONFIRMExploitIssue TrackingPatchVendor Advisory
- http://downloads.avaya.com/css/P8/documents/100144158 x_refsource_CONFIRMThird Party Advisory
- http://git.gnome.org/browse/libxslt/commit/?id=ecb6bcb8d1b7e44842edde3929f412d46b40c89f x_refsource_CONFIRMPatchThird Party Advisory
- http://googlechromereleases.blogspot.com/2011/03/chrome-stable-release.html x_refsource_CONFIRMVendor Advisory
- http://scarybeastsecurity.blogspot.com/2011/03/multi-browser-heap-address-leak-in-xslt.html x_refsource_MISCThird Party Advisory
- http://www.mandriva.com/security/advisories?name=MDVSA-2011:079 vendor-advisoryx_refsource_MANDRIVAThird Party Advisory
- http://www.mandriva.com/security/advisories?name=MDVSA-2012:164 vendor-advisoryx_refsource_MANDRIVAThird Party Advisory
- http://www.securityfocus.com/bid/46785 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- http://www.vupen.com/english/advisories/2011/0628 vdb-entryx_refsource_VUPENPermissions Required
- https://access.redhat.com/security/cve/CVE-2011-1202 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=684386 x_refsource_CONFIRMIssue TrackingThird Party Advisory
- https://exchange.xforce.ibmcloud.com/vulnerabilities/65966 vdb-entryx_refsource_XFThird Party AdvisoryVDB Entry
- https://nvd.nist.gov/vuln/detail/CVE-2011-1202
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A14244 vdb-entrysignaturex_refsource_OVALThird Party Advisory
- https://www.cve.org/CVERecord?id=CVE-2011-1202
Change history (0)
No recorded changes yet.