CVSS: 8.8EPSS: 0%CPEs: 5EXPL: 0CVE-2023-29550 – Mozilla: Memory safety bugs fixed in Firefox 112 and Firefox ESR 102.10
https://notcve.org/view.php?id=CVE-2023-29550
Memory safety bugs present in Firefox 111 and Firefox ESR 102.9. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 112, Focus for Android < 112, Firefox ESR < 102.10, Firefox for Android < 112, and Thunderbird < 102.10. The Mozilla Foundation Security Advisory describes this flaw as: Mozilla developers Andrew Osmond, Sebastian Hengst, Andrew McCreight, and the Mozilla Fuzzing Team reported memory safety bugs present in Firefox 111 and Firefox ESR 102.9. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. • https://bugzilla.mozilla.org/buglist.cgi?bug_id=1720594%2C1812498%2C1814217%2C1818357%2C1751945%2C1818762%2C1819493%2C1820389%2C1820602%2C1821448%2C1822413%2C1824828 https://www.mozilla.org/security/advisories/mfsa2023-13 https://www.mozilla.org/security/advisories/mfsa2023-14 https://www.mozilla.org/security/advisories/mfsa2023-15 https://access.redhat.com/security/cve/CVE-2023-29550 https://bugzilla.redhat.com/show_bug.cgi?id=2186111 • CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') •
CVSS: 7.5EPSS: 0%CPEs: 5EXPL: 0CVE-2023-29535 – Mozilla: Potential Memory Corruption following Garbage Collector compaction
https://notcve.org/view.php?id=CVE-2023-29535
Following a Garbage Collector compaction, weak maps may have been accessed before they were correctly traced. This resulted in memory corruption and a potentially exploitable crash. This vulnerability affects Firefox < 112, Focus for Android < 112, Firefox ESR < 102.10, Firefox for Android < 112, and Thunderbird < 102.10. The Mozilla Foundation Security Advisory describes this flaw as: Following a Garbage Collector compaction, weak maps may have been accessed before they were correctly traced. This resulted in memory corruption and a potentially exploitable crash. • https://bugzilla.mozilla.org/show_bug.cgi?id=1820543 https://www.mozilla.org/security/advisories/mfsa2023-13 https://www.mozilla.org/security/advisories/mfsa2023-14 https://www.mozilla.org/security/advisories/mfsa2023-15 https://access.redhat.com/security/cve/CVE-2023-29535 https://bugzilla.redhat.com/show_bug.cgi?id=2186103 • CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer •
CVSS: 7.5EPSS: 0%CPEs: 5EXPL: 0CVE-2023-29533 – Mozilla: Fullscreen notification obscured
https://notcve.org/view.php?id=CVE-2023-29533
A website could have obscured the fullscreen notification by using a combination of <code>window.open</code>, fullscreen requests, <code>window.name</code> assignments, and <code>setInterval</code> calls. This could have led to user confusion and possible spoofing attacks. This vulnerability affects Firefox < 112, Focus for Android < 112, Firefox ESR < 102.10, Firefox for Android < 112, and Thunderbird < 102.10. The Mozilla Foundation Security Advisory describes this flaw as: A website could have obscured the fullscreen notification by using a combination of `window.open`, fullscreen requests, `window.name` assignments, and `setInterval` calls. This could have led to user confusion and possible spoofing attacks. • https://bugzilla.mozilla.org/show_bug.cgi?id=1798219 https://bugzilla.mozilla.org/show_bug.cgi?id=1814597 https://www.mozilla.org/security/advisories/mfsa2023-13 https://www.mozilla.org/security/advisories/mfsa2023-14 https://www.mozilla.org/security/advisories/mfsa2023-15 https://access.redhat.com/security/cve/CVE-2023-29533 https://bugzilla.redhat.com/show_bug.cgi?id=2186101 • CWE-425: Direct Request ('Forced Browsing') •
CVSS: 8.8EPSS: 0%CPEs: 5EXPL: 0CVE-2023-29539 – Microsoft Windows UMPDDrvEnablePDEV Improper Input Validation Local Privilege Escalation Vulnerability
https://notcve.org/view.php?id=CVE-2023-29539
When handling the filename directive in the Content-Disposition header, the filename would be truncated if the filename contained a NULL character. This could have led to reflected file download attacks potentially tricking users to install malware. This vulnerability affects Firefox < 112, Focus for Android < 112, Firefox ESR < 102.10, Firefox for Android < 112, and Thunderbird < 102.10. The Mozilla Foundation Security Advisory describes this flaw as: When handling the filename directive in the Content-Disposition header, the filename would be truncated if the filename contained a NULL character. This could have led to reflected file download attacks potentially tricking users to install malware. • https://bugzilla.mozilla.org/show_bug.cgi?id=1784348 https://www.mozilla.org/security/advisories/mfsa2023-13 https://www.mozilla.org/security/advisories/mfsa2023-14 https://www.mozilla.org/security/advisories/mfsa2023-15 https://access.redhat.com/security/cve/CVE-2023-29539 https://bugzilla.redhat.com/show_bug.cgi?id=2186105 • CWE-159: Improper Handling of Invalid Use of Special Elements CWE-476: NULL Pointer Dereference •
CVSS: 8.8EPSS: 0%CPEs: 5EXPL: 0CVE-2023-29536 – Mozilla: Invalid free from JavaScript code
https://notcve.org/view.php?id=CVE-2023-29536
An attacker could cause the memory manager to incorrectly free a pointer that addresses attacker-controlled memory, resulting in an assertion, memory corruption, or a potentially exploitable crash. This vulnerability affects Firefox < 112, Focus for Android < 112, Firefox ESR < 102.10, Firefox for Android < 112, and Thunderbird < 102.10. The Mozilla Foundation Security Advisory describes this flaw as: An attacker could cause the memory manager to incorrectly free a pointer that addresses attacker-controlled memory, resulting in an assertion, memory corruption, or a potentially exploitable crash. • https://bugzilla.mozilla.org/show_bug.cgi?id=1821959 https://www.mozilla.org/security/advisories/mfsa2023-13 https://www.mozilla.org/security/advisories/mfsa2023-14 https://www.mozilla.org/security/advisories/mfsa2023-15 https://access.redhat.com/security/cve/CVE-2023-29536 https://bugzilla.redhat.com/show_bug.cgi?id=2186104 • CWE-416: Use After Free CWE-617: Reachable Assertion •