https://db.gcve.eu Contains only the most 10 recent entries. http://www.rssboard.org/rss-specification python-feedgen en Mon, 09 Nov 2026 17:52:36 +0000 https://db.gcve.eu/vuln/certfr-2026-avi-1473 certfr-2026-avi-1473 https://db.gcve.eu/vuln/certfr-2026-avi-1473 https://db.gcve.eu/vuln/fkie_cve-2026-99121 <p>In the Linux kernel, the following vulnerability has been resolved:</p> <p>ipv4: avoid divide by zero in fib_rebalance</p> <p>fib_rebalance() computes the total eligible nexthop weight in one pass and programs upper bounds in a second pass. A concurrent change to ignore_routes_with_linkdown can make the first pass return zero while the second pass sees an eligible nexthop, resulting in division by zero.</p> <p>If the first pass reports a zero total, set each nexthop upper bound to -1 and skip the division. This matches the IPv6 fix in commit d2c26c2911dd (&#34;ipv6: avoid divide by zero in rt6_multipath_rebalance&#34;) and preserves the lock-free rebalance path.</p> <p>In the Linux kernel, the following vulnerability has been resolved:</p> <p>ipv4: avoid divide by zero in fib_rebalance</p> <p>fib_rebalance() computes the total eligible nexthop weight in one pass and programs upper bounds in a second pass. A concurrent change to ignore_routes_with_linkdown can make the first pass return zero while the second pass sees an eligible nexthop, resulting in division by zero.</p> <p>If the first pass reports a zero total, set each nexthop upper bound to -1 and skip the division. This matches the IPv6 fix in commit d2c26c2911dd (&#34;ipv6: avoid divide by zero in rt6_multipath_rebalance&#34;) and preserves the lock-free rebalance path.</p> https://db.gcve.eu/vuln/fkie_cve-2026-99121 https://db.gcve.eu/vuln/ghsa-6q9r-cqw9-q9q4 <p>In the Linux kernel, the following vulnerability has been resolved:</p> <p>ipv4: avoid divide by zero in fib_rebalance</p> <p>fib_rebalance() computes the total eligible nexthop weight in one pass and programs upper bounds in a second pass. A concurrent change to ignore_routes_with_linkdown can make the first pass return zero while the second pass sees an eligible nexthop, resulting in division by zero.</p> <p>If the first pass reports a zero total, set each nexthop upper bound to -1 and skip the division. This matches the IPv6 fix in commit d2c26c2911dd (&#34;ipv6: avoid divide by zero in rt6_multipath_rebalance&#34;) and preserves the lock-free rebalance path.</p> <p>In the Linux kernel, the following vulnerability has been resolved:</p> <p>ipv4: avoid divide by zero in fib_rebalance</p> <p>fib_rebalance() computes the total eligible nexthop weight in one pass and programs upper bounds in a second pass. A concurrent change to ignore_routes_with_linkdown can make the first pass return zero while the second pass sees an eligible nexthop, resulting in division by zero.</p> <p>If the first pass reports a zero total, set each nexthop upper bound to -1 and skip the division. This matches the IPv6 fix in commit d2c26c2911dd (&#34;ipv6: avoid divide by zero in rt6_multipath_rebalance&#34;) and preserves the lock-free rebalance path.</p> https://db.gcve.eu/vuln/ghsa-6q9r-cqw9-q9q4 https://db.gcve.eu/vuln/msrc_cve-2026-99121 msrc_CVE-2026-99121 https://db.gcve.eu/vuln/msrc_cve-2026-99121 https://db.gcve.eu/vuln/ubuntu-cve-2026-99121 <p><strong>Affected:</strong> Ubuntu:Pro:14.04:LTS: linux-aws, Ubuntu:Pro:14.04:LTS: linux-azure, Ubuntu:Pro:14.04:LTS: linux-lts-xenial, Ubuntu:Pro:16.04:LTS: linux, Ubuntu:Pro:16.04:LTS: linux-aws, Ubuntu:Pro:16.04:LTS: linux-aws-hwe, Ubuntu:Pro:16.04:LTS: linux-azure, Ubuntu:Pro:16.04:LTS: linux-gcp, Ubuntu:Pro:16.04:LTS: linux-hwe, Ubuntu:16.04:LTS: linux-hwe-edge and 247 more</p> <p>In the Linux kernel, the following vulnerability has been resolved: ipv4: avoid divide by zero in fib_rebalance fib_rebalance() computes the total eligible nexthop weight in one pass and programs upper bounds in a second pass. A concurrent change to ignore_routes_with_linkdown can make the first pass return zero while the second pass sees an eligible nexthop, resulting in division by zero. If the first pass reports a zero total, set each nexthop upper bound to -1 and skip the division. This matches the IPv6 fix in commit d2c26c2911dd (&#34;ipv6: avoid divide by zero in rt6_multipath_rebalance&#34;) and preserves the lock-free rebalance path.</p> <p><strong>Affected:</strong> Ubuntu:Pro:14.04:LTS: linux-aws, Ubuntu:Pro:14.04:LTS: linux-azure, Ubuntu:Pro:14.04:LTS: linux-lts-xenial, Ubuntu:Pro:16.04:LTS: linux, Ubuntu:Pro:16.04:LTS: linux-aws, Ubuntu:Pro:16.04:LTS: linux-aws-hwe, Ubuntu:Pro:16.04:LTS: linux-azure, Ubuntu:Pro:16.04:LTS: linux-gcp, Ubuntu:Pro:16.04:LTS: linux-hwe, Ubuntu:16.04:LTS: linux-hwe-edge and 247 more</p> <p>In the Linux kernel, the following vulnerability has been resolved: ipv4: avoid divide by zero in fib_rebalance fib_rebalance() computes the total eligible nexthop weight in one pass and programs upper bounds in a second pass. A concurrent change to ignore_routes_with_linkdown can make the first pass return zero while the second pass sees an eligible nexthop, resulting in division by zero. If the first pass reports a zero total, set each nexthop upper bound to -1 and skip the division. This matches the IPv6 fix in commit d2c26c2911dd (&#34;ipv6: avoid divide by zero in rt6_multipath_rebalance&#34;) and preserves the lock-free rebalance path.</p> https://db.gcve.eu/vuln/ubuntu-cve-2026-99121 https://db.gcve.eu/vuln/wid-sec-w-2026-4224 <p>Ein Angreifer kann mehrere Schwachstellen im Linux Kernel ausnutzen, um einen nicht näher spezifizierten Angriff durchzuführen, möglicherweise einen Denial-of-Service-Angriff auszulösen, Daten zu manipulieren oder offenzulegen oder Sicherheitsmaßnahmen zu umgehen.</p> <p>Ein Angreifer kann mehrere Schwachstellen im Linux Kernel ausnutzen, um einen nicht näher spezifizierten Angriff durchzuführen, möglicherweise einen Denial-of-Service-Angriff auszulösen, Daten zu manipulieren oder offenzulegen oder Sicherheitsmaßnahmen zu umgehen.</p> https://db.gcve.eu/vuln/wid-sec-w-2026-4224