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Bugs addressed in recent updates

All Launchpad Ubuntu Debian CVE

Origin Bug number Title Packages
CVE CVE-2026-8376 Perl versions through 5.43.10 have a heap buffer overflow when compiling regular expressions with a repeated fixed string on 32-bit builds. Perl_stu perl perl perl perl perl perl
CVE CVE-2026-42496 Archive::Tar versions before 3.08 for Perl extract symlinks with attacker controlled targets outside the extraction directory. _make_special_file() perl perl perl perl
CVE CVE-2026-10879 DBI versions before 1.648 for Perl have a heap overflow when preparsing SQL statements with more than 9 binders. The preparse method expands SQL pla libdbi-perl libdbi-perl libdbi-perl libdbi-perl libdbi-perl libdbi-perl libdbi-perl libdbi-perl
CVE CVE-2026-9698 DBI versions before 1.648 for Perl saved errors in a limited-sized buffer. Error messages that were returned when RaiseError, PrintError or HandleEr libdbi-perl libdbi-perl libdbi-perl libdbi-perl libdbi-perl libdbi-perl libdbi-perl libdbi-perl
CVE CVE-2026-53689 libnfs through 6.0.2 before 55c18ea does not validate a string size, leading to an integer overflow during a connection to a crafted NFS server. This libnfs libnfs libnfs libnfs libnfs libnfs libnfs libnfs libnfs libnfs libnfs libnfs libnfs libnfs libnfs libnfs
Launchpad 2156612 /usr/libexec/fwupd/fwupd:11:fu_udev_device_ioctl:fu_ioctl_execute:fu_block_device_sg_io_cmd_none:fu_genesys_gl32xx_device_cmd_reset_usb:fu_genesys_gl fwupd fwupd fwupd fwupd fwupd fwupd fwupd fwupd
Launchpad 2156479 /usr/libexec/fwupd/fwupd:11:FU_FIRMWARE_GET_CLASS:fu_firmware_parse_stream:fu_mtd_device_read_firmware:fu_plugin_device_read_firmware:fu_plugin_runne fwupd fwupd fwupd fwupd fwupd fwupd fwupd fwupd
Launchpad 2156480 [SRU] fwupdmgr incorrectly asks for recovery key and crashes fwupd fwupd fwupd fwupd fwupd fwupd fwupd fwupd
Launchpad 2148183 [SRU] fwupdmgr asks for recovery key fwupd fwupd fwupd fwupd
CVE CVE-2020-29260 libvncclient v0.9.13 was discovered to contain a memory leak via the function rfbClientCleanup(). libvncserver libvncserver
CVE CVE-2026-32854 LibVNCServer versions 0.9.15 and prior (fixed in commit dc78dee) contain null pointer dereference vulnerabilities in the HTTP proxy handlers within h libvncserver libvncserver libvncserver libvncserver libvncserver libvncserver
CVE CVE-2026-32853 LibVNCServer versions 0.9.15 and prior (fixed in commit 009008e) contain a heap out-of-bounds read vulnerability in the UltraZip encoding handler tha libvncserver libvncserver libvncserver libvncserver libvncserver libvncserver
CVE CVE-2026-44988 LibVNCClient is a library for easy implementation of a VNC client. In 0.9.15 and earlier, LibVNCClient's Tight encoding decoder uses fixed-size 2048- libvncserver libvncserver libvncserver libvncserver libvncserver libvncserver libvncserver libvncserver
Launchpad 2154038 [SRU] Thumbnailer packages not included in the ubuntu-desktop-minimal install ubuntu-meta
Launchpad 2157782 doca-ofed-26-01-dkms build failure for resolute 7.0.0-28 lmm doca-ofed-26.01-dkms
CVE CVE-2026-1757 A flaw was identified in the interactive shell of the xmllint utility, part of the libxml2 project, where memory allocated for user input is not prop libxml2 libxml2 libxml2 libxml2
CVE CVE-2026-46595 Previously, CVE-2024-45337 fixed an authorization bypass for misused ssh server configurations; if any other type of callback is passed other than pu google-guest-agent google-guest-agent google-guest-agent google-guest-agent google-guest-agent google-guest-agent
CVE CVE-2026-39834 When writing data larger than 4GB in a single Write call on an SSH channel, an integer overflow in the internal payload size calculation caused the w google-guest-agent google-guest-agent google-guest-agent google-guest-agent google-guest-agent google-guest-agent google-guest-agent google-guest-agent
CVE CVE-2026-39831 The Verify() method for FIDO/U2F security key types (sk-ecdsa-sha2-nistp256@openssh.com, sk-ssh-ed25519@openssh.com) did not check the User Presence google-guest-agent google-guest-agent google-guest-agent google-guest-agent google-guest-agent google-guest-agent google-guest-agent google-guest-agent
CVE CVE-2026-39830 A malicious SSH peer could send unsolicited global request responses to fill an internal buffer, blocking the connection's read loop. The blocked gor google-guest-agent google-guest-agent google-guest-agent google-guest-agent google-guest-agent google-guest-agent google-guest-agent google-guest-agent



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