{"id":"CVE-2011-0408","aliases":["EUVD-2011-0434","GHSA-v9cr-xc3f-gm3v"],"status":"published","title":"pngrtran.c in libpng 1.5.x before 1.5.1 allows remote attackers to cause a denial of service ...","description":"pngrtran.c in libpng 1.5.x before 1.5.1 allows remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a crafted palette-based PNG image that triggers a buffer overflow, related to the png_do_expand_palette function, the png_do_rgb_to_gray function, and an integer underflow.  NOTE: some of these details are obtained from third party information.","severity":{"version":"2.0","score":6.8,"vector":"AV:N/AC:M/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-07","score":0.05608,"percentile":0.92963,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-119"],"published":"2011-01-18T17:00:00Z","modified":"2026-06-16T23:27:18Z","products":[{"vendor":"libpng","product":"libpng"}],"references":[{"url":"http://secunia.com/advisories/42863","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Vendor Advisory"]},{"url":"http://osvdb.org/70417","tags":["vdb-entry","x_refsource_OSVDB","x_transferred"]},{"url":"http://www.kb.cert.org/vuls/id/643140","tags":["third-party-advisory","x_refsource_CERT-VN","x_transferred","US Government Resource"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/64637","tags":["vdb-entry","x_refsource_XF","x_transferred"]},{"url":"ftp://ftp.simplesystems.org/pub/png-group/src/libpng-1.5.1beta01-README.txt","tags":["x_refsource_MISC","x_transferred"]},{"url":"http://securitytracker.com/id?1024955","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred"]},{"url":"ftp://ftp.simplesystems.org/pub/png-group/src/libpng-1.5.1beta01-1.5.0-diff.txt","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"http://sourceforge.net/mailarchive/forum.php?thread_name=002b01cbb0e2%24ae636c80%240b2a4580%24%40acm.org\u0026forum_name=png-mng-implement","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"http://www.vupen.com/english/advisories/2011/0080","tags":["vdb-entry","x_refsource_VUPEN","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2011-0408"},{"url":"https://github.com/advisories/GHSA-v9cr-xc3f-gm3v"}],"sources":{"cve":[{"id":"CVE-2011-0408","description":"pngrtran.c in libpng 1.5.x before 1.5.1 allows remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a crafted palette-based PNG image that triggers a buffer overflow, related to the png_do_expand_palette function, the png_do_rgb_to_gray function, and an integer underflow.  NOTE: some of these details are obtained from third party information.","status":"published","published":"2011-01-18T17:00:00Z","modified":"2024-08-06T21:51:08.955Z","updated_at":"2026-11-02T14:35:39.079595Z"}],"euvd":[{"id":"EUVD-2011-0434","description":"pngrtran.c in libpng 1.5.x before 1.5.1 allows remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a crafted palette-based PNG image that triggers a buffer overflow, related to the png_do_expand_palette function, the png_do_rgb_to_gray function, and an integer underflow.  NOTE: some of these details are obtained from third party information.","status":"published","published":"2011-01-18T17:00:00Z","modified":"2024-08-06T21:51:08Z","updated_at":"2026-11-03T01:56:00.564642Z"}],"ghsa":[{"id":"GHSA-v9cr-xc3f-gm3v","title":"pngrtran.c in libpng 1.5.x before 1.5.1 allows remote attackers to cause a denial of service ...","description":"pngrtran.c in libpng 1.5.x before 1.5.1 allows remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a crafted palette-based PNG image that triggers a buffer overflow, related to the png_do_expand_palette function, the png_do_rgb_to_gray function, and an integer underflow.  NOTE: some of these details are obtained from third party information.","status":"published","published":"2022-05-17T19:49:31Z","modified":"2023-01-28T05:04:56Z","cwes":["CWE-119"],"updated_at":"2026-11-02T14:44:16.563052Z"}],"nvd":[{"id":"CVE-2011-0408","description":"pngrtran.c in libpng 1.5.x before 1.5.1 allows remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a crafted palette-based PNG image that triggers a buffer overflow, related to the png_do_expand_palette function, the png_do_rgb_to_gray function, and an integer underflow.  NOTE: some of these details are obtained from third party information.","status":"published","published":"2011-01-18T18:03:08.423Z","modified":"2026-06-16T23:27:18.127Z","cvss":[{"version":"2.0","score":6.8,"vector":"AV:N/AC:M/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-119"],"updated_at":"2026-11-02T14:02:06.042049Z"}]}}