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    <title>Most recent entries from all</title>
    <link>https://cve.radiocsirt.org</link>
    <description>Contains only the most 10 recent entries.</description>
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    <lastBuildDate>Tue, 06 Oct 2026 23:55:47 +0000</lastBuildDate>
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      <title>CVE-2023-4244 — Use-after-free in Linux kernel's netfilter: nf_tables component</title>
      <link>https://cve.radiocsirt.org/vuln/cve-2023-4244</link>
      <description>&lt;p&gt;&lt;strong&gt;Affected:&lt;/strong&gt; Linux Kernel&lt;/p&gt;
&lt;p&gt;A use-after-free vulnerability in the Linux kernel&amp;#39;s netfilter: nf_tables component can be exploited to achieve local privilege escalation.&lt;/p&gt;
&lt;p&gt;Due to a race condition between nf_tables netlink control plane transaction and nft_set element garbage collection, it is possible to underflow the reference counter causing a use-after-free vulnerability.&lt;/p&gt;
&lt;p&gt;We recommend upgrading past commit 3e91b0ebd994635df2346353322ac51ce84ce6d8.&lt;/p&gt;</description>
      <content:encoded>&lt;p&gt;&lt;strong&gt;Affected:&lt;/strong&gt; Linux Kernel&lt;/p&gt;
&lt;p&gt;A use-after-free vulnerability in the Linux kernel&amp;#39;s netfilter: nf_tables component can be exploited to achieve local privilege escalation.&lt;/p&gt;
&lt;p&gt;Due to a race condition between nf_tables netlink control plane transaction and nft_set element garbage collection, it is possible to underflow the reference counter causing a use-after-free vulnerability.&lt;/p&gt;
&lt;p&gt;We recommend upgrading past commit 3e91b0ebd994635df2346353322ac51ce84ce6d8.&lt;/p&gt;</content:encoded>
      <guid isPermaLink="false">https://cve.radiocsirt.org/vuln/cve-2023-4244</guid>
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      <title>USN-6443-1 — linux-oem-6.1 vulnerabilities</title>
      <link>https://cve.radiocsirt.org/vuln/usn-6443-1</link>
      <description>&lt;p&gt;&lt;strong&gt;Affected:&lt;/strong&gt; Ubuntu:22.04:LTS: linux-oem-6.1&lt;/p&gt;
&lt;p&gt;Kyle Zeng discovered that the networking stack implementation in the Linux
kernel did not properly validate skb object size in certain conditions. An
attacker could use this cause a denial of service (system crash) or
possibly execute arbitrary code. (CVE-2023-42752)&lt;/p&gt;
&lt;p&gt;Kyle Zeng discovered that the IPv4 Resource Reservation Protocol (RSVP)
classifier implementation in the Linux kernel contained an out-of-bounds
read vulnerability. A local attacker could use this to cause a denial of
service (system crash). Please note that kernel packet classifier support
for RSVP has been removed to resolve this vulnerability. (CVE-2023-42755)&lt;/p&gt;
&lt;p&gt;Kyle Zeng discovered that the netfilter subsystem in the Linux kernel
contained a race condition in IP set operations in certain situations. A
local attacker could use this to cause a denial of service (system crash).
(CVE-2023-42756)&lt;/p&gt;
&lt;p&gt;Alex Birnberg discovered that the netfilter subsystem in the Linux kernel
did not properly validate register length, leading to an out-of- bounds
write vulnerability. A local attacker could possibly use this to cause a
denial of service (system crash). (CVE-2023-4881)&lt;/p&gt;
&lt;p&gt;Kevin Rich discovered that the netfilter subsystem in the Linux kernel did
not properly handle removal of rules from chain bindings in certain
circumstances, leading to a use-after-free vulnerability. A local attacker
could possibly use this to cause a denial of service (system crash) or
execute arbitrary code. (CVE-2023-5197)&lt;/p&gt;</description>
      <content:encoded>&lt;p&gt;&lt;strong&gt;Affected:&lt;/strong&gt; Ubuntu:22.04:LTS: linux-oem-6.1&lt;/p&gt;
&lt;p&gt;Kyle Zeng discovered that the networking stack implementation in the Linux
kernel did not properly validate skb object size in certain conditions. An
attacker could use this cause a denial of service (system crash) or
possibly execute arbitrary code. (CVE-2023-42752)&lt;/p&gt;
&lt;p&gt;Kyle Zeng discovered that the IPv4 Resource Reservation Protocol (RSVP)
classifier implementation in the Linux kernel contained an out-of-bounds
read vulnerability. A local attacker could use this to cause a denial of
service (system crash). Please note that kernel packet classifier support
for RSVP has been removed to resolve this vulnerability. (CVE-2023-42755)&lt;/p&gt;
&lt;p&gt;Kyle Zeng discovered that the netfilter subsystem in the Linux kernel
contained a race condition in IP set operations in certain situations. A
local attacker could use this to cause a denial of service (system crash).
(CVE-2023-42756)&lt;/p&gt;
&lt;p&gt;Alex Birnberg discovered that the netfilter subsystem in the Linux kernel
did not properly validate register length, leading to an out-of- bounds
write vulnerability. A local attacker could possibly use this to cause a
denial of service (system crash). (CVE-2023-4881)&lt;/p&gt;
&lt;p&gt;Kevin Rich discovered that the netfilter subsystem in the Linux kernel did
not properly handle removal of rules from chain bindings in certain
circumstances, leading to a use-after-free vulnerability. A local attacker
could possibly use this to cause a denial of service (system crash) or
execute arbitrary code. (CVE-2023-5197)&lt;/p&gt;</content:encoded>
      <guid isPermaLink="false">https://cve.radiocsirt.org/vuln/usn-6443-1</guid>
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