CVE-2021-43848 Unititialized memory access in h2o

h2o is an open source http server. In code prior to the 8c0eca3 commit h2o may attempt to access uninitialized memory. When receiving QUIC frames in certain order, HTTP/3 server-side implementation of h2o can be misguided to treat uninitialized memory as HTTP/3 frames that have been received. Whe...

CVE-2021-43848 Unititialized memory access in h2o

h2o is an open source http server. In code prior to the 8c0eca3 commit h2o may attempt to access uninitialized memory. When receiving QUIC frames in certain order, HTTP/3 server-side implementation of h2o can be misguided to treat uninitialized memory as HTTP/3 frames that have been received. Whe...

CVE-2021-43848

h2o is an open source http server. In code prior to the 8c0eca3 commit h2o may attempt to access uninitialized memory. When receiving QUIC frames in certain order, HTTP/3 server-side implementation of h2o can be misguided to treat uninitialized memory as HTTP/3 frames that have been received. Whe...

CVE-2021-43848

CVE-2021-43848 concerns h2o, an open source HTTP server. Affects HTTP/3 support where, from commits 93af138 to d1f0f65, h2o may access uninitialized memory when processing QUIC frames, potentially treating such memory as HTTP/3 frames. In reverse proxy scenarios, an attacker could cause h2o to le...

Ubuntu 18.04 LTS / 20.04 LTS : Thunderbird vulnerabilities (USN-5248-1)

The remote Ubuntu 18.04 LTS / 20.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-5248-1 advisory. Multiple security issues were discovered in Thunderbird. If a user were tricked into opening a specially crafted website in a browsing contex...

openSUSE 15 Security Update : MozillaThunderbird (openSUSE-SU-2021:1635-1)

The remote SUSE Linux SUSE15 host has packages installed that are affected by multiple vulnerabilities as referenced in the openSUSE-SU-2021:1635-1 advisory. - An issue present in lowering/register allocation could have led to obscure but deterministic register confusion failures in JITted code...

SUSE SLED15: MozillaThunderbird / MozillaThunderbird-translations-common / etc (SUSE-SU-2021:4150-1)

The remote SUSE Linux SLED15 / SLES15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2021:4150-1 advisory. - Update to version 91.4 MFSA 2021-54 bsc1193485 - CVE-2021-43536: URL leakage when navigating while executing asynchronous function -...

Security update for MozillaThunderbird (important)

openSUSE Security Update: Security update for MozillaThunderbird Announcement ID: openSUSE-SU-2021:4150-1 Rating: important References: 1182863 1189547 1190244 1190269 1191332 1192250 1193485 Cross-References: CVE-2021-29981 CVE-2021-29982 CVE-2021-29987 CVE-2021-29991 CVE-2021-32810 CVE-2021-384...

Mozilla Firefox Security Advisory (MFSA2021-37) - Linux

The remote host is missing an update for Mozilla Firefox, announced via the advisory MFSA2021-37. SPDX-FileCopyrightText: 2021 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-on...

CVE-2021-29991

Firefox incorrectly accepted a newline in a HTTP/3 header, interpretting it as two separate headers. This allowed for a header splitting attack against servers using HTTP/3. This vulnerability affects Firefox 91.0.1 and Thunderbird 91.0.1...

Code injection

Firefox incorrectly accepted a newline in a HTTP/3 header, interpretting it as two separate headers. This allowed for a header splitting attack against servers using HTTP/3. This vulnerability affects Firefox 91.0.1 and Thunderbird 91.0.1...

CVE-2021-29991

CVE-2021-29991 affects Mozilla Firefox and Mozilla Thunderbird. The issue arises when Firefox incorrectly accepts a newline in an HTTP/3 header, treating it as two separate headers, enabling a header-splitting scenario for servers using HTTP/3. Affected versions are Firefox < 91.0.1 and Thunde...

CVE-2021-29991

Firefox incorrectly accepted a newline in a HTTP/3 header, interpretting it as two separate headers. This allowed for a header splitting attack against servers using HTTP/3. This vulnerability affects Firefox 91.0.1 and Thunderbird 91.0.1...

CVE-2021-29991

Firefox incorrectly accepted a newline in a HTTP/3 header, interpretting it as two separate headers. This allowed for a header splitting attack against servers using HTTP/3. This vulnerability affects Firefox 91.0.1 and Thunderbird 91.0.1...

CVE-2021-29991

Firefox incorrectly accepted a newline in a HTTP/3 header, interpretting it as two separate headers. This allowed for a header splitting attack against servers using HTTP/3. This vulnerability affects Firefox 91.0.1 and Thunderbird 91.0.1...

openSUSE 15 Security Update : MozillaFirefox (openSUSE-SU-2021:1367-1)

The remote SUSE Linux SUSE15 host has packages installed that are affected by multiple vulnerabilities as referenced in the openSUSE-SU-2021:1367-1 advisory. - Uninitialized memory in a canvas object could have caused an incorrect free leading to memory corruption and a potentially exploitable...

SUSE SLED15: MozillaFirefox / MozillaFirefox-branding-SLE / MozillaFirefox-devel / etc (SUSE-SU-2021:3451-1)

The remote SUSE Linux SLED15 / SLES15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2021:3451-1 advisory. This update contains the Firefox Extended Support Release 91.2.0 ESR. Release 91.2.0 ESR: Fixed: Various stability, functionality, and...

SUSE SLES15: MozillaFirefox / MozillaFirefox-branding-SLE / MozillaFirefox-devel / etc (SUSE-SU-2021:3331-1)

The remote SUSE Linux SLES15 / SLESSAP15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2021:3331-1 advisory. This update contains the Firefox Extended Support Release 91.2.0 ESR. Firefox Extended Support Release 91.2.0 ESR Fixed: Various...

SUSE SLES11: MozillaFirefox / MozillaFirefox-translations-common / etc (SUSE-SU-2021:14821-1)

The remote SUSE Linux SLES11 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2021:14821-1 advisory. This update contains the Firefox Extended Support Release 91.1.0 ESR. Fixed: Various stability, functionality, and security fixes MFSA 2021-40...

SUSE SLED12: MozillaFirefox / MozillaFirefox-branding-SLE / MozillaFirefox-devel / etc (SUSE-SU-2021:3191-1)

The remote SUSE Linux SLED12 / SLES12 / SLESSAP12 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2021:3191-1 advisory. This update contains the Firefox Extended Support Release 91.1.0 ESR. Fixed: Various stability, functionality, and securit...