https://vulnerability.circl.lu Contains only the most 10 recent entries. http://www.rssboard.org/rss-specification python-feedgen en Tue, 06 Oct 2026 02:18:04 +0000 https://vulnerability.circl.lu/vuln/cve-2026-68434 <p><strong>Affected:</strong> Linux</p> <p>In the Linux kernel, the following vulnerability has been resolved:</p> <p>serial: 8250_mid: Fix NULL function pointer dereference on DNV/ICX-D/SNR platforms</p> <p>Commit b1b4efea05a5 (&#34;serial: 8250_mid: Disable DMA for selected platforms&#34;) replaced the dnv_board setup and exit callbacks with PTR_IF(false, ...), which evaluates to NULL. However, the three call sites in mid8250_probe() and mid8250_remove() unconditionally dereference these function pointers without NULL checks, causing a NULL pointer dereference (kernel oops) on any Denverton (DNV), Ice Lake Xeon D (ICX-D/CDF), or Snowridge (SNR) platform.</p> <p>Fix this by adding the missing NULL checks before calling the setup and exit callbacks.</p> <p><strong>Affected:</strong> Linux</p> <p>In the Linux kernel, the following vulnerability has been resolved:</p> <p>serial: 8250_mid: Fix NULL function pointer dereference on DNV/ICX-D/SNR platforms</p> <p>Commit b1b4efea05a5 (&#34;serial: 8250_mid: Disable DMA for selected platforms&#34;) replaced the dnv_board setup and exit callbacks with PTR_IF(false, ...), which evaluates to NULL. However, the three call sites in mid8250_probe() and mid8250_remove() unconditionally dereference these function pointers without NULL checks, causing a NULL pointer dereference (kernel oops) on any Denverton (DNV), Ice Lake Xeon D (ICX-D/CDF), or Snowridge (SNR) platform.</p> <p>Fix this by adding the missing NULL checks before calling the setup and exit callbacks.</p> https://vulnerability.circl.lu/vuln/cve-2026-68434