Here are the details from the Slackware 15.0 ChangeLog:
+--------------------------+
extra/php81/php81-8.1.31-i586-1_slack15.0.txz:  Upgraded.
  This update fixes bugs and security issues:
  LDAP: Fixed bug GHSA-g665-fm4p-vhff (OOB access in ldap_escape).
  (CVE-2024-8932)
  MySQLnd: Fixed bug GHSA-h35g-vwh6-m678 (Leak partial content of the heap
  through heap buffer over-read). (CVE-2024-8929)
  PDO DBLIB: Fixed bug GHSA-5hqh-c84r-qjcv (Integer overflow in the dblib
  quoter causing OOB writes). (CVE-2024-11236)
  PDO Firebird: Fixed bug GHSA-5hqh-c84r-qjcv (Integer overflow in the
  firebird quoter causing OOB writes). (CVE-2024-11236)
  Streams: Fixed bug GHSA-c5f2-jwm7-mmq2 (Configuring a proxy in a stream
  context might allow for CRLF injection in URIs). (CVE-2024-11234)
  Fixed bug GHSA-r977-prxv-hc43 (Single byte overread with
  convert.quoted-printable-decode filter). (CVE-2024-11233)
  For more information, see:
    https://www.php.net/ChangeLog-8.php#8.1.31
    https://www.cve.org/CVERecord?id=CVE-2024-8932
    https://www.cve.org/CVERecord?id=CVE-2024-8929
    https://www.cve.org/CVERecord?id=CVE-2024-11236
    https://www.cve.org/CVERecord?id=CVE-2024-11234
    https://www.cve.org/CVERecord?id=CVE-2024-11233
  (* Security fix *)
+--------------------------+

Here are the details from the Slackware 15.0 ChangeLog:
+--------------------------+
patches/packages/expat-2.6.4-i586-1_slack15.0.txz:  Upgraded.
  This update fixes bugs and a security issue:
  Fix crash within function XML_ResumeParser from a NULL pointer dereference
  by disallowing function XML_StopParser to (stop or) suspend an unstarted
  parser. A new error code XML_ERROR_NOT_STARTED was introduced to properly
  communicate this situation.
  For more information, see:
    https://www.cve.org/CVERecord?id=CVE-2024-50602
  (* Security fix *)
+--------------------------+