diff options
author | V3n3RiX <venerix@redcorelinux.org> | 2017-10-09 18:53:29 +0100 |
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committer | V3n3RiX <venerix@redcorelinux.org> | 2017-10-09 18:53:29 +0100 |
commit | 4f2d7949f03e1c198bc888f2d05f421d35c57e21 (patch) | |
tree | ba5f07bf3f9d22d82e54a462313f5d244036c768 /metadata/glsa/glsa-200903-28.xml |
reinit the tree, so we can have metadata
Diffstat (limited to 'metadata/glsa/glsa-200903-28.xml')
-rw-r--r-- | metadata/glsa/glsa-200903-28.xml | 86 |
1 files changed, 86 insertions, 0 deletions
diff --git a/metadata/glsa/glsa-200903-28.xml b/metadata/glsa/glsa-200903-28.xml new file mode 100644 index 000000000000..8b34c3c22891 --- /dev/null +++ b/metadata/glsa/glsa-200903-28.xml @@ -0,0 +1,86 @@ +<?xml version="1.0" encoding="utf-8"?> +<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd"> +<glsa id="200903-28"> + <title>libpng: Multiple vulnerabilities</title> + <synopsis> + Multiple vulnerabilities were found in libpng, which might result in the + execution of arbitrary code + </synopsis> + <product type="ebuild">libpng</product> + <announced>2009-03-15</announced> + <revised>2009-03-15: 01</revised> + <bug>244808</bug> + <bug>255231</bug> + <bug>259578</bug> + <access>remote</access> + <affected> + <package name="media-libs/libpng" auto="yes" arch="*"> + <unaffected range="ge">1.2.35</unaffected> + <vulnerable range="lt">1.2.35</vulnerable> + </package> + </affected> + <background> + <p> + libpng is the official PNG reference library used to read, write and + manipulate PNG images. + </p> + </background> + <description> + <p> + Multiple vulnerabilities were discovered in libpng: + </p> + <ul> + <li>A + memory leak bug was reported in png_handle_tEXt(), a function that is + used while reading PNG images (CVE-2008-6218).</li> + <li>A memory + overwrite bug was reported by Jon Foster in png_check_keyword(), caused + by writing overlong keywords to a PNG file (CVE-2008-5907).</li> + <li>A + memory corruption issue, caused by an incorrect handling of an out of + memory condition has been reported by Tavis Ormandy of the Google + Security Team. That vulnerability affects direct uses of + png_read_png(), pCAL chunk and 16-bit gamma table handling + (CVE-2009-0040).</li> + </ul> + </description> + <impact type="normal"> + <p> + A remote attacker may execute arbitrary code with the privileges of the + user opening a specially crafted PNG file by exploiting the erroneous + out-of-memory handling. An attacker may also exploit the + png_check_keyword() error to set arbitrary memory locations to 0, if + the application allows overlong, user-controlled keywords when writing + PNG files. The png_handle_tEXT() vulnerability may be exploited by an + attacker to potentially consume all memory on a users system when a + specially crafted PNG file is opened. + </p> + </impact> + <workaround> + <p> + There is no known workaround at this time. + </p> + </workaround> + <resolution> + <p> + All libpng users should upgrade to the latest version: + </p> + <code> + # emerge --sync + # emerge --ask --oneshot --verbose ">=media-libs/libpng-1.2.35"</code> + </resolution> + <references> + <uri link="https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-5907">CVE-2008-5907</uri> + <uri link="https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-6218">CVE-2008-6218</uri> + <uri link="https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-0040">CVE-2009-0040</uri> + </references> + <metadata tag="requester" timestamp="2009-01-11T18:45:00Z"> + craig + </metadata> + <metadata tag="submitter" timestamp="2009-02-13T19:13:22Z"> + mabi + </metadata> + <metadata tag="bugReady" timestamp="2009-03-13T19:09:44Z"> + p-y + </metadata> +</glsa> |