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    <title>Most recent entries from all</title>
    <link>https://vulnerability.circl.lu</link>
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    <lastBuildDate>Sun, 04 Oct 2026 05:12:54 +0000</lastBuildDate>
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      <title>CVE-2022-48794 — net: ieee802154: at86rf230: Stop leaking skb's</title>
      <link>https://vulnerability.circl.lu/vuln/cve-2022-48794</link>
      <description>&lt;p&gt;&lt;strong&gt;Affected:&lt;/strong&gt; Linux&lt;/p&gt;
&lt;p&gt;In the Linux kernel, the following vulnerability has been resolved:&lt;/p&gt;
&lt;p&gt;net: ieee802154: at86rf230: Stop leaking skb&amp;#39;s&lt;/p&gt;
&lt;p&gt;Upon error the ieee802154_xmit_complete() helper is not called. Only
ieee802154_wake_queue() is called manually. In the Tx case we then leak
the skb structure.&lt;/p&gt;
&lt;p&gt;Free the skb structure upon error before returning when appropriate.&lt;/p&gt;
&lt;p&gt;As the &amp;#39;is_tx = 0&amp;#39; cannot be moved in the complete handler because of a
possible race between the delay in switching to STATE_RX_AACK_ON and a
new interrupt, we introduce an intermediate &amp;#39;was_tx&amp;#39; boolean just for
this purpose.&lt;/p&gt;
&lt;p&gt;There is no Fixes tag applying here, many changes have been made on this
area and the issue kind of always existed.&lt;/p&gt;</description>
      <content:encoded>&lt;p&gt;&lt;strong&gt;Affected:&lt;/strong&gt; Linux&lt;/p&gt;
&lt;p&gt;In the Linux kernel, the following vulnerability has been resolved:&lt;/p&gt;
&lt;p&gt;net: ieee802154: at86rf230: Stop leaking skb&amp;#39;s&lt;/p&gt;
&lt;p&gt;Upon error the ieee802154_xmit_complete() helper is not called. Only
ieee802154_wake_queue() is called manually. In the Tx case we then leak
the skb structure.&lt;/p&gt;
&lt;p&gt;Free the skb structure upon error before returning when appropriate.&lt;/p&gt;
&lt;p&gt;As the &amp;#39;is_tx = 0&amp;#39; cannot be moved in the complete handler because of a
possible race between the delay in switching to STATE_RX_AACK_ON and a
new interrupt, we introduce an intermediate &amp;#39;was_tx&amp;#39; boolean just for
this purpose.&lt;/p&gt;
&lt;p&gt;There is no Fixes tag applying here, many changes have been made on this
area and the issue kind of always existed.&lt;/p&gt;</content:encoded>
      <guid isPermaLink="false">https://vulnerability.circl.lu/vuln/cve-2022-48794</guid>
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