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OpenAdvisories
Critical RHSA-2025:12623 5 CVEs

Red Hat Security Advisory: kernel security update

Published Aug 5, 2025 · Updated Aug 6, 2026

Ecosystem: Red Hat

Fixed packages 24

ReleasePackageFixed in
Red Hat · RHEL 8.2 AUS rhel_aus:8.2::baseos bpftool 0:4.18.0-193.162.1.el8_2
Red Hat · RHEL 8.2 AUS rhel_aus:8.2::baseos bpftool-debuginfo 0:4.18.0-193.162.1.el8_2
Red Hat · RHEL 8.2 AUS rhel_aus:8.2::baseos kernel 0:4.18.0-193.162.1.el8_2
Red Hat · RHEL 8.2 AUS rhel_aus:8.2::baseos kernel-abi-whitelists 0:4.18.0-193.162.1.el8_2
Red Hat · RHEL 8.2 AUS rhel_aus:8.2::baseos kernel-core 0:4.18.0-193.162.1.el8_2
Red Hat · RHEL 8.2 AUS rhel_aus:8.2::baseos kernel-debug 0:4.18.0-193.162.1.el8_2
Red Hat · RHEL 8.2 AUS rhel_aus:8.2::baseos kernel-debug-core 0:4.18.0-193.162.1.el8_2
Red Hat · RHEL 8.2 AUS rhel_aus:8.2::baseos kernel-debug-debuginfo 0:4.18.0-193.162.1.el8_2
Red Hat · RHEL 8.2 AUS rhel_aus:8.2::baseos kernel-debug-devel 0:4.18.0-193.162.1.el8_2
Red Hat · RHEL 8.2 AUS rhel_aus:8.2::baseos kernel-debug-modules 0:4.18.0-193.162.1.el8_2
Red Hat · RHEL 8.2 AUS rhel_aus:8.2::baseos kernel-debug-modules-extra 0:4.18.0-193.162.1.el8_2
Red Hat · RHEL 8.2 AUS rhel_aus:8.2::baseos kernel-debuginfo 0:4.18.0-193.162.1.el8_2
Red Hat · RHEL 8.2 AUS rhel_aus:8.2::baseos kernel-debuginfo-common-x86_64 0:4.18.0-193.162.1.el8_2
Red Hat · RHEL 8.2 AUS rhel_aus:8.2::baseos kernel-devel 0:4.18.0-193.162.1.el8_2
Red Hat · RHEL 8.2 AUS rhel_aus:8.2::baseos kernel-doc 0:4.18.0-193.162.1.el8_2
Red Hat · RHEL 8.2 AUS rhel_aus:8.2::baseos kernel-modules 0:4.18.0-193.162.1.el8_2
Red Hat · RHEL 8.2 AUS rhel_aus:8.2::baseos kernel-modules-extra 0:4.18.0-193.162.1.el8_2
Red Hat · RHEL 8.2 AUS rhel_aus:8.2::baseos kernel-tools 0:4.18.0-193.162.1.el8_2
Red Hat · RHEL 8.2 AUS rhel_aus:8.2::baseos kernel-tools-debuginfo 0:4.18.0-193.162.1.el8_2
Red Hat · RHEL 8.2 AUS rhel_aus:8.2::baseos kernel-tools-libs 0:4.18.0-193.162.1.el8_2
Red Hat · RHEL 8.2 AUS rhel_aus:8.2::baseos perf 0:4.18.0-193.162.1.el8_2
Red Hat · RHEL 8.2 AUS rhel_aus:8.2::baseos perf-debuginfo 0:4.18.0-193.162.1.el8_2
Red Hat · RHEL 8.2 AUS rhel_aus:8.2::baseos python3-perf 0:4.18.0-193.162.1.el8_2
Red Hat · RHEL 8.2 AUS rhel_aus:8.2::baseos python3-perf-debuginfo 0:4.18.0-193.162.1.el8_2

Vulnerabilities 5

  • Critical 9.1
    CVE-2022-49058

    cifs: potential buffer overflow in handling symlinks

    In the Linux kernel, the following vulnerability has been resolved: cifs: potential buffer overflow in handling symlinks Smatch printed a warning: arch/x86/crypto/poly1305_glue.c:198 poly1305_update_arch() error: __memcpy() 'dctx->buf' too small (16 vs u32max…

    Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu
  • High 8.6
    CVE-2025-22004

    net: atm: fix use after free in lec_send()

    In the Linux kernel, the following vulnerability has been resolved: net: atm: fix use after free in lec_send() The ->send() operation frees skb so save the length before calling ->send() to avoid a use after free.

    Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu Azure Linux
  • High 7.8
    CVE-2022-50022

    drivers:md:fix a potential use-after-free bug

    In the Linux kernel, the following vulnerability has been resolved: drivers:md:fix a potential use-after-free bug In line 2884, "raid5_release_stripe(sh);" drops the reference to sh and may cause sh to be released. However, sh is subsequently used in lines 28…

    Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu
  • High 7.8
    CVE-2025-37738

    ext4: ignore xattrs past end

    In the Linux kernel, the following vulnerability has been resolved: ext4: ignore xattrs past end Once inside 'ext4_xattr_inode_dec_ref_all' we should ignore xattrs entries past the 'end' entry. This fixes the following KASAN reported issue: ==================…

    Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu
  • High 7.1
    CVE-2025-21905

    wifi: iwlwifi: limit printed string from FW file

    In the Linux kernel, the following vulnerability has been resolved: wifi: iwlwifi: limit printed string from FW file There's no guarantee here that the file is always with a NUL-termination, so reading the string may read beyond the end of the TLV. If that's …

    Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu Azure Linux

References

  • article
    https://access.redhat.com/security/updates/classification/#moderate
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2348254
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2356613
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2357142
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2363305
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2373672
  • advisory
    https://security.access.redhat.com/data/csaf/v2/advisories/2025/rhsa-2025_12623.json
  • report
    https://access.redhat.com/security/cve/CVE-2022-49058
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2022-49058
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2022-49058
  • article
    https://lore.kernel.org/linux-cve-announce/2025022653-CVE-2022-49058-5df2@gregkh/T
  • report
    https://access.redhat.com/security/cve/CVE-2022-50022
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2022-50022
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2022-50022
  • article
    https://lore.kernel.org/linux-cve-announce/2025061835-CVE-2022-50022-98b6@gregkh/T
  • report
    https://access.redhat.com/security/cve/CVE-2025-21905
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2025-21905
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2025-21905
  • article
    https://lore.kernel.org/linux-cve-announce/2025040129-CVE-2025-21905-348b@gregkh/T
  • report
    https://access.redhat.com/security/cve/CVE-2025-22004
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2025-22004
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2025-22004
  • article
    https://lore.kernel.org/linux-cve-announce/2025040349-CVE-2025-22004-64f9@gregkh/T
  • report
    https://access.redhat.com/security/cve/CVE-2025-37738
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2025-37738
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2025-37738
  • article
    https://lore.kernel.org/linux-cve-announce/2025050132-CVE-2025-37738-deb1@gregkh/T